If you're running E85 or ethanol mixes in your N18 Mini Cooper, you need this kit!
If you're running E85 or ethanol mixes in your N18 Mini Cooper, you need this kit!
Low restriction cloth air filter which adds more air flow : black powdercoat : Blue elbow : cloth filte
CARB certified for sale in all 50 states
This product was last offered at the strikethrough price on
08-31-2026
Keep your emissions in check
Proprietary tune box designed specifically for the R55/R56/R57/R58/R59 S, GP, & JCW up to 18-22 HP / + 28-32 TQ
Get up to +28 hp and +47 lb-ft through a safe and easy to use tuning module from Racechip
Rebuilt performance engines that are great for the street to track level
Engine if not in stock here or at S4S will take Race engine 120-180 days to build, ETA on site is estimate
Featuring a Sport Hi-Flow Sport Cat with factory mounts for OEM exhausts
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Plug-and-play performance solution - Enjoy additional HP and Torque without voiding warranty!
Elegant looks with enhanced performance! Open box intake.
Elegant looks with enhanced performance! Open box intake.
Elegant looks with enhanced performance! Closed box intake.
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
Average gain of 19 horsepower and 73 lb-ft of torque at the crank
Quick connect union T-fitting for 1/4" Nylon