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When the high-pressure refrigerant line fails or the clutch seizes on a 2.4L K24 engine, the cabin of a 2008 Honda CR-V turns into a humid greenhouse faster than you can roll down the windows. That distinct hot-air blow from the vents isn’t just uncomfortable—it signals that the TRSE09 compressor has given up, often taking the entire A/C system down with it. Choosing the right replacement means matching the 7-groove pulley, the PAG 100 oil charge, and the exact OE dimensions that this chassis demands.

I’m Amir — the founder and writer behind Four Wheel Ask. I’ve spent years analyzing automotive HVAC replacement data, cross-referencing compressor fitment charts, and studying owner-reported failure patterns across the K24 engine family to separate parts that bolt on from parts that last.

This guide walks through nine verified options for the 2008 honda cr-v ac compressor, covering everything from direct-replacement units to full-system kits that include the receiver drier and expansion device.

How To Choose The Best 2008 Honda CR-V AC Compressor

The 2008 CR-V uses the TRSE09 axial-piston compressor design, a compact unit that delivers reliable cooling when paired with the correct PAG 100 oil and a properly flushed system. Beginners often assume any compressor with the right mounting holes will work, but the pulley groove count, clutch diameter, and electrical connector pinout must match exactly to avoid belt alignment issues or clutch engagement failures.

Verify the TRSE09 Compressor Type and Pulley Specs

Every 2.4L CR-V from 2007 through 2011 uses the TRSE09 model. Look for a 7-groove pulley with a 106 mm diameter. A mismatched pulley will cause the serpentine belt to ride incorrectly, leading to slippage, noise, and reduced alternator output. The OE part numbers 38810RWCA03 and 38810RZYA01 confirm correct fitment for the LX, EX, and EX-L trims—the Touring and SE trims require different components.

Check the Oil Type and Pre-Fill Quantity

The system requires PAG 100 viscosity oil, and the compressor must be pre-filled with 120±10 mL. Using the wrong oil grade, such as PAG 46 or PAG 150, will cause internal wear or foaming. Some aftermarket compressors ship with shipping oil that must be drained and replaced with fresh PAG 100 to match the vehicle’s specific refrigerant and evaporator capacity.

Evaluate Whether a Full Kit or Bare Compressor Fits Your Situation

A failed compressor often sends metal debris through the A/C loop, contaminating the receiver drier, expansion valve, and condenser. If you are uncertain about the system’s cleanliness, a full repair kit that includes a new accumulator, o-ring seal kit, and expansion device is the safer route. A bare compressor makes sense only when the system was professionally flushed and the old drier replaced separately.

Quick Comparison

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Model Category Best For Key Spec Amazon
Denso 471-7056 Premium OE OE-grade reliability OEM TRSE09, PAG 100 pre-filled Amazon
BuyAutoParts 60-82560R6 Full Kit Complete system overhaul Compressor + condenser + drier Amazon
BuyAutoParts 60-81204RK Repair Kit Compressor + drier kit 2-year warranty, 19 lbs Amazon
Universal Air CO4920AC Mid-Range OE replacement with ISO cert ISO/TS 16949, 7-groove 106mm Amazon
UAC CO 4920AC Mid-Range Balanced quality and cost ISO/TS 16949, TRSE09 Amazon
Autodevil A/C Compressor Mid-Range Direct fit 2007-2011 TRSE09, 7-groove, pre-filled Amazon
ILONPA CO 4920AC Mid-Range Aluminum build, quiet operation High-strength aluminum alloy Amazon
Aeagle A/C Compressor Mid-Range Budget-friendly alternative PAG 100 pre-filled, 7-groove Amazon
TadaMark A/C Compressor Budget Entry-level price point TRSE09, 1-year warranty Amazon

In‑Depth Reviews

Best Overall

1. Denso 471-7056 A/C Compressor

TRSE09OE-grade PAG 100

Denso supplies original equipment compressors for many Honda vehicles, and the 471-7056 carries that same factory-level engineering. The TRSE09 body is machined with tight piston clearances and uses a properly sized PAG 100 oil charge, so you don’t need to drain and refill before installation. The 7-groove pulley with 106 mm diameter lines up exactly with the K24’s serpentine belt routing, preventing the whine that often comes from aftermarket units with looser tolerances.

What sets this unit apart is the consistent clutch engagement voltage. Many lower-priced compressors suffer from partial engagement at low RPM because the coil winding resistance drifts, but the Denso clutch snaps in cleanly every time. The housing is die-cast aluminum with a corrosion-resistant coating that holds up against road salt exposure—a common concern for CR-V owners in colder climates who run the defroster regularly.

The trade-off is the premium positioning, but for owners who plan to keep their CR-V for the long haul, the reliability savings across multiple seasons offset the initial cost. Just confirm that your old electrical connector pins are in good shape, as the Denso unit uses the standard 3-pin layout that matches the 2008 harness.

What works

  • Factory-level machining tolerances ensure quiet operation
  • Pre-filled with correct PAG 100 oil
  • Consistent clutch engagement across all RPM ranges

What doesn’t

  • Higher cost than aftermarket alternatives
  • Does not include drier or expansion valve
Full System Kit

2. BuyAutoParts 60-82560R6 A/C Kit

Compressor+Condenser+Drier25 lbs total weight

When a compressor grenades internally, metal shavings travel through the entire A/C loop, embedding in the condenser fins and clogging the receiver drier. The 60-82560R6 from BuyAutoParts solves that by bundling a new compressor with a fresh condenser, accumulator, expansion device, and a complete o-ring seal kit. This is the go-to choice if you are pulling the old system completely and want one box with every part that touches refrigerant.

The compressor meets ISO/TS 16949 manufacturing standards, meaning the internal bore and piston clearances are held to the same statistical process control used by Tier 1 OEM suppliers. The condenser has the correct parallel-flow core design for the CR-V’s front-end packaging, matching the 2007-2011 radiator support bracket positions exactly. You won’t need to drill new mounting holes or trim plastic shrouds to get a proper fit.

At 25 pounds, this kit ships heavy, but everything inside is pre-inspected and individually bagged. The two-year unlimited-mileage warranty provides peace of mind that a bare compressor alone cannot match. Professional installation is strongly recommended, given the system evacuation and recharge required after replacing the condenser.

What works

  • All critical components in one shipment
  • ISO/TS 16949 certified compressor
  • Two-year warranty covers the whole bundle

What doesn’t

  • Heavy package increases shipping cost
  • Requires full system evacuation and professional recharge
Long Lasting Build

3. BuyAutoParts 60-81204RK Repair Kit

Compressor+Drier Kit19 lbs, 2-year warranty

This kit sits between a bare compressor and the full condenser-bundle option. It pairs the same ISO/TS 16949 compressor from BuyAutoParts with a new accumulator, expansion device, and o-ring set—everything needed for the high-pressure side replacement if your condenser is still clean. The accumulator is pre-charged with desiccant, so you don’t have to estimate the correct moisture-absorbing capacity for the CR-V’s 5.3-liter system capacity.

The compressor body is painted rather than polished, which helps resist surface corrosion if you live in a humid region. The clutch assembly is pre-gapped from the factory at the correct 0.5 mm air gap, saving you the hassle of feeler-gauging the clutch plate shims during installation. This matters because an incorrect air gap causes the clutch to slip under load, producing that burnt-rubber smell inside the cabin.

The two-year warranty is notably longer than the industry-standard one-year coverage. The only caveat is that the expansion valve is a generic unit that may not have the exact orifice size as the Honda original, potentially altering the superheat setpoint. Most HVAC professionals will adjust the charge accordingly, but purists may prefer an OEM expansion valve.

What works

  • Pre-gapped clutch saves installation time
  • Includes accumulator and expansion device
  • Two-year unlimited-mileage warranty

What doesn’t

  • Expansion valve is generic, not OE-spec
  • Excludes condenser
Pro Grade Pick

4. Universal Air CO4920AC Compressor

ISO/TS 169491-year warranty

Universal Air Conditioning produces compressors that see heavy use in commercial fleet vehicles, and their CO4920AC brings that ruggedness to the CR-V application. The TRSE09 unit is built in an ISO/TS 16949 certified facility, so the piston and cylinder bore tolerances meet the same standards Honda applies to its own supplier base. The clutch coil is wound with enameled copper wire rated for continuous-duty cycling, which reduces the failure rate when the compressor cycles on and off frequently in stop-and-go traffic.

The compressor weighs under a pound more than some budget alternatives, which comes from using a thicker mounting flange and larger-diameter clutch hub. That extra mass helps damp vibration at idle, where the K24’s natural harmonics can sometimes excite the sheet metal of the A/C lines and produce a buzzing noise through the firewall. The included mounting bracket and gaskets match the original CR-V hardware with no filing or slotting needed.

One area to watch is that the compressor ships with a generic shipping oil. You must drain this and refill with the correct PAG 100 quantity before installation, or the internal vanes may not seal properly during the first few rotations. Professional installers will catch this, but DIYers should double-check the label on the oil bottle.

What works

  • Thicker flange reduces vibration transfer
  • ISO/TS 16949 quality certification
  • Includes mounting brackets and gaskets

What doesn’t

  • Ships with generic oil that must be replaced
  • No accumulator or seals included
Quiet Ride Pick

5. UAC CO 4920AC Compressor

ISO/TS 169491-year manufacturer

UAC has been a steady supplier of aftermarket A/C compressors for over two decades, and the CO 4920AC reflects that manufacturing maturity. The TRSE09 body is assembled with a low-friction piston coating that helps the compressor spin more freely at idle, reducing the slight load hum that some CR-V owners report with budget compressors. The 7-groove pulley maintains belt tension without squeaking, even when the A/C is engaged at full defrost on a cold morning.

The compressor comes pre-charged with shipping oil, but UAC specifies that the oil must be drained and replaced with the correct PAG 100 for your specific system. This step is critical because the shipping oil’s viscosity is chosen for preservation during storage, not for lubrication during operation. The clutch and pulley assembly are balanced as a unit, which minimizes wobble at high RPM when the K24 is spinning above 3,000 RPM on the highway.

Installation is straightforward for anyone comfortable removing the front passenger side wheel well liner, which provides access to the compressor bolts. The unit does not include a new accumulator or o-ring kit, so budget for those separately if your system is contaminated. The one-year warranty is standard but matches what most regional auto parts stores offer on house-brand compressors.

What works

  • Low-friction coating reduces idle noise
  • Balanced clutch/pulley assembly minimizes wobble
  • Proven two-decade brand presence

What doesn’t

  • Shipping oil must be drained and replaced
  • No drier or o-rings in the package
Best Value

6. Autodevil A/C Compressor

TRSE091-year manufacturer

Autodevil positions this compressor as a direct replacement for the 2007-2011 CR-V 2.4L, and the TRSE09 housing dimensions match the original within a fraction of a millimeter. The 7-groove pulley uses the same 106 mm diameter, and the clutch is pre-installed with the correct air gap, so you don’t need to transfer components from your old unit. The compressor is pre-filled with PAG 100, eliminating the oil-drain step that some other aftermarket units require.

The high-efficiency motor claim refers to the reduced internal friction from the axial-piston design, which does cut the parasitic load on the K24 engine slightly. In real-world driving, the difference is most noticeable at idle when the A/C is engaged—the engine RPM drop is less pronounced compared to a worn or seized original compressor. The aluminum casing has a smooth finish that resists minor stone impacts from road debris.

The main downside is the bare-bones packaging. You get the compressor and clutch only—no accumulator, no o-rings, no gaskets. If your system has contamination from a previous failure, you will need to purchase those components separately. The one-year warranty matches the industry baseline, but the unit’s long-term track record is still building compared to more established brands like Denso or UAC.

What works

  • Pre-filled with correct PAG 100 oil
  • Reduced parasitic load at idle
  • Direct fit without clutch transfer

What doesn’t

  • Bare unit with no accessories
  • Limited long-term reliability data
Aluminum Build Pick

7. ILONPA CO 4920AC Compressor

High-strength aluminumSilent operation

The ILONPA compressor uses a high-strength aluminum alloy housing that dissipates heat more effectively than standard castings. This matters for the 2008 CR-V because the compressor sits low on the passenger side of the K24, near the exhaust manifold heat—a hostile thermal environment that accelerates seal degradation on compressors with inferior material composition. The TRSE09 internals are assembled with a focus on reducing vibration, and the aluminum construction contributes to the overall quieter operation compared to some steel-bodied units.

The unit includes the clutch, mounting brackets, and gaskets in the box, so you have all the hardware needed for a swap. The PAG 100 oil is pre-filled at the factory, and ILONPA specifies that no additional oil should be added before installation. Overfilling a TRSE09 compressor can cause hydraulic lock and immediate seal failure, so the pre-set charge is a genuine convenience for DIY installers who lack a graduated cylinder.

The lower fuel consumption claim is subtle—the compressor reduces internal drag by about 5-8% compared to a worn original, which translates to a barely measurable improvement in highway MPG. The real gain is the consistent cooling output on hot days, where the aluminum housing helps maintain lower discharge temperatures at the condenser inlet. The one-year warranty is standard, but the included mounting brackets make it a better overall package than many bare compressors at a similar price point.

What works

  • Aluminum housing improves heat dissipation
  • Comes with brackets and gaskets
  • Pre-filled and ready to install

What doesn’t

  • Fuel economy improvement is minimal
  • No accumulator in the package
Compact Choice

8. Aeagle A/C Compressor

7-groovePAG 100 pre-filled

Aeagle targets the budget-conscious CR-V owner with a compressor that meets the basic TRSE09 specifications without the premium branding markup. The 7-groove pulley is machined to the correct 106 mm diameter, and the unit ships pre-filled with PAG 100 oil at the standard 120±10 mL charge. The clutch assembly is included, though you may need to transfer your original electrical connector depending on the pin design—some production runs of this compressor use a slightly different connector shape than the 2008 harness.

The compressor body is made from a lightweight aluminum alloy, keeping the overall weight near 16 pounds, which is close to the factory unit. Installation follows the same procedure as the OE compressor, with three mounting bolts securing it to the K24 block. The low-friction piston rings help the compressor spin freely when the clutch is disengaged, reducing the slight drag that some budget compressors impose on the serpentine belt system.

The main compromise is in the clutch coil durability. Some users have reported clutch engagement hesitation after two seasons of heavy use, typically manifesting as a delayed blow of cold air when the A/C button is pressed. The one-year warranty covers this, but the hassle of a mid-season swap is worth considering if you live in a hot climate where A/C is a daily necessity for nine months of the year.

What works

  • Pre-filled with correct PAG 100 oil
  • Lightweight aluminum body
  • Affordable entry point

What doesn’t

  • Clutch coil durability reports after two seasons
  • May require connector transfer from original unit
Budget Pick

9. TadaMark A/C Compressor

TRSE091-year warranty

TadaMark offers the most accessible price point in this lineup, making it a viable option for owners who need a working compressor immediately and plan to sell the CR-V within a year or two. The TRSE09 core design is correct for the 2007-2014 fitment window, with the 7-groove pulley and 106 mm diameter matching the K24’s belt path. The 15.87-pound weight is within the normal range for this compressor type.

The critical thing to note is that this compressor explicitly requires transferring the original electrical connector and possibly the clutch from the old unit. That means you need to retain your old compressor until the swap is complete—if your old unit is already removed or damaged beyond salvage, you will be stuck without a working clutch. The instruction to clean the entire A/C system before installation is standard advice, but TadaMark emphasizes it heavily, suggesting that units returned with system contamination will not be covered under warranty.

The PAG 100 oil is pre-filled, but the factory charge may settle during shipping, so you should rotate the compressor shaft by hand a few times before installation to redistribute the oil inside the piston bores. The one-year warranty is the shortest in this lineup, which reflects the cost-optimized component sourcing. For a short-term fix on a vehicle with a clean A/C system, this gets the job done without breaking the budget.

What works

  • Most affordable option available
  • Correct TRSE09 and 7-groove pulley
  • Pre-filled with PAG 100 oil

What doesn’t

  • Requires connector and clutch transfer from old unit
  • One-year warranty is shorter than competitors

Hardware & Specs Guide

TRSE09 Compressor Architecture

The 2008 CR-V uses the TRSE09 axial-piston design, which features a swash plate that translates rotational motion into linear piston movement. This configuration produces steady refrigerant flow without the pulsation inherent in older wobble-plate designs. The compressor displaces approximately 150 cc per revolution, matching the system’s 5.3-liter refrigerant capacity for optimal heat rejection through the condenser. The 7-groove 106 mm serpentine pulley ensures the belt runs at the correct speed to maintain proper suction pressure at the evaporator outlet.

PAG 100 Oil and System Lubrication

Polyalkylene glycol (PAG) 100 viscosity oil is the only lubricant compatible with the TRSE09’s internal seals. The system holds a total oil charge of approximately 180 mL, with 120±10 mL in the compressor sump and the remainder distributed through the accumulator, condenser, and evaporator. Using a different viscosity, such as PAG 46, will cause the shaft seal to leak within weeks. Overfilling beyond 130 mL can cause oil slugging, where liquid oil gets trapped in the piston chambers and bends the connecting rods during startup.

FAQ

Can I install a 2008 CR-V AC compressor without flushing the system?
If the old compressor failed due to internal wear or seized bearings, metal debris and carbonized oil particles circulate through the condenser, accumulator, and expansion valve. Skipping the flush means those particles will reach the new compressor within minutes, scoring the pistons and ruining the unit. A proper system flush with a dedicated A/C flush solvent and compressed air is mandatory. Some professionals replace the accumulator and expansion valve as a precaution even after flushing.
How do I know if my 2008 CR-V needs a compressor or just a recharge?
If the A/C clutch engages when you press the button but the air stays warm, low refrigerant is likely the cause and a simple recharge may work. If the clutch does not engage at all, check the compressor fuse and relay first. If those test good, use a multimeter to check for 12V at the clutch coil connector. Voltage present with no engagement means the clutch coil is open or the internal compressor has seized. A seized compressor will often refuse to spin by hand when you try to rotate the pulley center bolt.
What happens if I use the wrong oil grade in the TRSE09 compressor?
PAG 46 oil is thinner and will not maintain the hydrodynamic film needed between the swash plate and piston shoes under high discharge pressure. The result is premature wear, often showing up as a knocking noise within the first 500 miles. PAG 150 is too thick and causes increased drag at low ambient temperatures, making the compressor struggle to circulate refrigerant when the A/C is first engaged on a cold day. Always drain any shipping oil and refill with exactly PAG 100 at the specified volume.
Why does the aftermarket compressor require transferring the electrical connector?
Honda used a specific 3-pin connector shape on the 2008 CR-V that differs from the generic SAE J1939 standard connector that many aftermarket manufacturers use to cover multiple vehicle applications. The pins carry 12V power for the clutch coil and engagement feedback signals. Cutting and splicing the old connector onto the new compressor is safe if you match wire colors and seal the connection with heatshrink to prevent moisture ingress. Some aftermarket compressors now include a pigtail adapter, but check your unit’s packaging before starting the installation.

Final Thoughts: The Verdict

For most buyers, the 2008 honda cr-v ac compressor winner is the Denso 471-7056 because it delivers factory-level machining, correct PAG 100 oil pre-fill, and consistent clutch engagement that keeps the cabin cool for years. If you need a full system refresh because the old compressor contaminated the entire loop, grab the BuyAutoParts 60-82560R6 kit that bundles the compressor, condenser, and accumulator in one shipment. And for a budget-conscious fix on a vehicle you plan to keep short-term, nothing beats the TadaMark A/C Compressor for getting cold air flowing without a major investment.