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Keeping the flow rate consistent not only adds performance but also helps keep the tone of the exhaust where we designed it to be throughout the rev range
2-1/2 inch mandrel-bent aluminum tube replaces stock restrictive air box and optimizes the airflow with excellent heat dissipation and long lasting durability
** No Returns or Exchanges accepted
incorporating proprietary features exclusive to GrimmSpeed
All calibrations are designed for stock Hondas (with stock intake and exhaust)
COBB Accessport V3 - 2022-2024 Subaru WRX 6MT Methanol Injections Keeping the flow rate consistentFITS: 2022+ Subaru WRX For nearly 10 years, GrimmSpeed customers have been purchasing GrimmSpeed intercoolers, exhaust products, intakes and boost controllers. One of the most common post purchase questions that we get from customers is "OK, I've got this great setup, but I know that it needs tuning. Where do I start?" Well, we've finally partnered with the well respected leader in ECU upgrades, COBB Tuning. We use their Accessport device and software