Air and Fuel› Air and Fuel Cooling Systems and Components
PRL Motorsports
GrimmSpeed Transmission Mount - Subaru Street Version
SKU: P00K 123041STR
Moderate — 2–4 hours
Description
This system utilizes a 4-inch volume from the air filter into the MAF housing, and is available with either a Standard Bore or a 50% larger Big Bore MAF housing to support different power levels. The larger airflow volume reduces pumping loss and delivers ambient temperature air to the MAF sensor.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | PRL Motorsports |
| Part Number | P00K 123041STR |
Videos
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![Installing PRL Cobra Cold Air Intake (Cobra CAI) - 2018 Civic Si [E98]](https://img.youtube.com/vi/PTTHbXPX1bo/hqdefault.jpg)
Installing PRL Cobra Cold Air Intake (Cobra CAI) - 2018 Civic Si [E98]
PRL Motorsports Cobra Cold Air Intake Unboxing and Install!
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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