SKU: 23434217416

ECU Plugin G4X Honda CIVICLink - K20X

Sale price$1084.16 Regular price$1204.62
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 9 - Aug 14

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Description

ECU Plugin G4X Honda CIVICLink - K20XECU Plugin G4X Honda CIVICLink K20X SKU 237 4000 Honda Civic Easy to install. Affordable. Reliable. G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car. This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below. Designed for the K20A engine. Please check your connector matches the

ECU Plugin G4X Honda CIVICLink - K20X

SKU 237-4000 - Honda Civic

Easy to install. Affordable. Reliable.  
G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.  
This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below. 

Designed for the K20A engine.   

  • Please check your connector matches the header in the listed photo before purchasing.  
  • This ECU works for manual transmissions only.  
  • ECU includes an onboard 7 bar MAP sensor. 
  • Most factory features are supported. 
  • Check the features tab for I/O expansion options 

Note: This Plug-in features a new 4 pin powered CAN connector and cannot use the old CANPCB cable for CAN connection.  Use the CANJST4 (Code 101-0198) cable for connecting CAN devices.  This new 4 pin port and cable provide not only the CAN connection, but also a protected 12V power supply and ground for powering the CAN devices.  The power supply is protected by a self-resetting fuse rated at 3A continuous. 

 


Suitable applications (Manual Transmission only):  
Honda Integra Type R DC5 2002-2004 with K20A/K20A2/K20A3 Engine

Acura RSX 2002-2004 with K20A/K20A2/K20A3 Engine

Honda Civic Type R EP3 2001-2005 with K20A Engine

Honda Civic Si/SiR 2001-2005 with K20A3

Honda Civic DX/LX/HX 2001-2005 with D17A1/A2/A3 Engine

Honda CR-V 2002-2004 with K24A1 Engine


G4X PlugIn Key Features (where applicable):
Up to 6D fuel and ignition mapping
Precision closed loop cam control (four cam, independent control)
Sequential fuel delivery
Digital triggering, all OEM patterns
OEM idle hardware supported
5D boost control with three switchable tables
Motorsport features - antilag, launch, flat shift
Continuous barometric correction (on board)
CAN port
QuickTune - automated fuel tuning
Individual cylinder correction
USB tuning cable included
Stats recording into on-board memory
Gear compensations for spark, boost and fuel
Real time selectable dual fuel, ignition and boost maps
Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical
Boost control referenced to gear, speed or throttle position
512 mega bytes data logging memory
Staged injection
Knock with "windowing"
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 23434217416

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Rachel Lopez
Alexandria, US
★★★★★ 5
O.E quality
Item Package Quantity: 1
Very impressed with the quality. Usually cheaper aftermarket filters are thin and flimsy. This is very durable and much better than what came out of my car. Fit my Odyssey perfectly.
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Reviewed in the United States on May 30, 2026
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HONEST REVIEWER
Bozeman, US
★★★★★ 4
A reliable purchase doing exactly what I expected
Item Package Quantity: 1
Look, you know how it is – what’s a game-changer for one person is just another Tuesday for another. For me, this Puroma Cabin Air Filter with Activated Carbon landed exactly where most good products do: solid and dependable. It arrived precisely as described, the activated carbon element is there, and it installed without a hitch in my vehicle. The air quality inside definitely feels cleaner, and it's doing its job filtering out the usual suspects. Does it redefine the very concept of cabin air filtration or deliver some earth-shattering innovation? Nah, not really. It’s a well-made, effective replacement that perfectly fulfills its purpose without any fuss or unexpected brilliance. A reliable purchase doing exactly what I expected. A firm 4 stars.
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Reviewed in the United States on September 9, 2025
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Mozzie
Alexandria, US
★★★★★ 5
Easy Cabin Filter Swap For Cleaner Air
Item Package Quantity: 1
I picked up this Puroma cabin air filter to replace the old one in my Honda and it has worked out very well. It fit the housing just like the original, slid in without any forcing, and the whole swap took only a few minutes. The construction feels solid for the price and the edges seal properly so air is not just bypassing the filter. After installing it, the air from the vents smelled noticeably fresher, especially when using recirculate. The activated carbon layer seems to help cut down on that stale or slightly musty smell that builds up over time. For something that is easy to forget about, changing this filter makes a real difference in everyday driving comfort. If you have a compatible Honda or Acura and want an affordable replacement that you can install yourself instead of paying dealership prices, this Puroma cabin filter is a very practical option.
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Reviewed in the United States on December 10, 2025
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Denwa
Dallas, US
★★★★★ 5
Great value and works well
Item Package Quantity: 1
Very nice Filter, does a great job.
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Reviewed in the United States on May 30, 2026
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Niju Varghese
Phoenix, US
★★★★★ 5
A Breath of Fresh Air for Your Car
Size: 8.3" x 9.3" x 1.3"
This BOSCH 6037C HEPA Cabin Air Filter is a fantastic and simple upgrade for your vehicle. It delivers exactly what it promises: cleaner, fresher air inside your car. The installation was incredibly straightforward. It was a perfect fit for my Acura RDX, and I was able to swap out the old filter in just a few minutes. You don't need any special tools, making this an easy and quick DIY project for anyone. The difference in air quality is immediately noticeable. The HEPA filtration does a great job of trapping dust, pollen, and other allergens, leaving the cabin air feeling much cleaner. It also seems to reduce outside odors, which is a huge plus. Overall, this is a high-quality product that provides excellent value. It's an essential and affordable way to improve the air quality in your car. I highly recommend it for any compatible Honda or Acura model.
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Reviewed in the United States on September 1, 2025

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