On Most Orders Over $250*
On Most Orders Over $250*
DETAILS
Replace that undersized, plastic stock intercooler with a GrimmSpeed Top Mount Intercooler Kit, featuring cast aluminum end tanks, large bar and plate core and TIG welded construction. The factory FA20dit TMIC is well-suited for stock applications, but when boost levels are increased, the higher post-turbo air temps contribute to pre-detonation (or 'knock') and loss in power. The GrimmSpeed intercooler is designed to keep charge temps consistent during aggressive driving so that the rest of your parts can work to make power.
QUICK SPECS:
The GrimmSpeed engineering team has a history of developing the highest performing Top Mount Intercoolers available and the 2015-21 WRX fitment is no different. This intercooler was in the testing and revision phase for over a year, as continual improvements to performance and fitment were found. The GrimmSpeed kit offers a perfectly fitting intercooler assembly, along with a custom 5-ply silicone throttle body coupler and hi-torque stainless steel clamps. Each kit also includes our unique two-piece splitter design that replaces the factory engine cover with a splitter design that's made to fit the larger core of the GrimmSpeed TMIC. The performance of any Top Mount Intercooler is only as good as the splitter that's directing air through the core and in this area especially, the GrimmSpeed team nailed it.
I was told one of the worst oem pieces on the va WRX is the intercooler so I started working my way up to replacing it. Got the turbo inlet, boost controller, and bypass valve first, then finally ordered the charge pipe and now this intercooler. The charts show much flatter intake temps compared to the oem and the grimmspeed with the thermal coating is second to none.
Thank you for your detailed 5 Star Review, Dan!
It sounds like you have been making thoughtful upgrades to your WRX, and we are glad the Grimmspeed intercooler was the final piece to your build. The thermal coating and improved intake temps are excellent benefits. Enjoy the enhanced performance, and thank you for choosing Subimods!
Regards,
Great product, arrived in a timely manner and was undamaged thankfully. Install went fairly smooth, only issue was spacing from the slave cylinder on top of the transmission to the bottom of the intercooler. I added a washer under each mounting bolt of the intercooler to slightly raise it and increase the gap between the two components. Rest of the install went very smoothly and the impact on IAT is definitely noticeable. No point in throwing a ton of power/boost at the car if you can’t keep it cold, air density is key. Do yourself a favor and buy it if you’re considering it, it does wonders.
Brycen,
It sounds like the Grimmspeed Top Mount Intercooler in Thermal Black for your 2015-2021 WRX was a solid upgrade for you! Despite a minor adjustment needed for spacing, the installation went smoothly and the performance improvement is noticeable. Keeping intake air temperatures low is crucial for maintaining power and efficiency, and it’s great to hear this intercooler does the job well. We appreciate your 5 Star Review and added pics! Thank you for sharing your experience and advice—other WRX owners will find it valuable!
Regards,
Another quality item from Grimmspeed. Easy install.
Cory,
We appreciate the 5 Star Review of the Grimmspeed Top Mount Intercooler for the 2015-2021 WRX. Grimmspeed is known for its quality products, and I am glad to hear that the installation was straightforward for you! Enjoy your added performance!
Regards,
Easy inatall, looks great, and no heat soak issues whatsoever. Highly recommend!
Dennis,
The Grimmspeed Top Mount Intercooler is the perfect upgrade from the tiny plastic OEM version.This TMIC keep temps consistent during aggressive driving so that the rest of your parts can work to make power! Can't go wrong with more power!
Regards,
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