Competition Series 4" Catless Downpipe for the 2011-16 528i N20 (4 Cylinder) Engine crossover Imagine on a warm day

Imagine on a warm day and a 1st to 4th gear pull

Now available for the 2020+ Toyota Supra 2

Our Competition Series Dual Oil Cooler System that SOLVED the dreaded oil temperature limp mode

Optional Goodridge Nylon Braided Oil Lines - Upon request

Since our Dual SMIC intercooler upgrade replaces just the factory dual intercoolers

Competition Series 4" Catless Downpipe for the 2011-16 528i N20 (4 Cylinder) Engine crossover Imagine on a warm dayIntroducing our Competition Series 4" Downpipes for the 2011 16 528i N20 (4 Cylinder) Engine. Key Features: Made in the USA! Manufactured in house. Now available for the 2011 16 BMW 528i N20 Engines! Horsepower gains of 14 to 16whp average (gains will vary based on modifications of your vehicle). Higher Max Horsepower Power Curve Torque gains of 16wtq average (stock boost) up to over 24 wtq (Software upgrade) (gains will vary based on modifications of