cp-e™ QKspl™ BMW B48 Catted Downpipes
cp-e™ cast stainless downpipes have been designed specifically for the n54 motors to reduce back pressure and optimize exhaust flow.
cp-e™ QKspl™ Subaru WRX ECOf™ by GESI® Catted J Pipe / Downpipe
Following the same successful recipe we have used for our other downpipes, our Focus downpipe replaces the choked factory pipe and its restrictive cat. The result of our efforts is reduced backpressure, decreased turbo spool time, and improved dyno results – more than 5% gains.
cp-e™ QKspl™ Subaru WRX Catted J Pipe / Downpipe
Following the same successful recipe we have used for our other downpipes, our Focus downpipe replaces the choked factory pipe and its restrictive cat. The result of our efforts is reduced backpressure, decreased turbo spool time, and improved dyno results – more than 5% gains.
cp-e™ QKspl™ Lincoln Navigator EcoBoost Catted Downpipe
The real meat and potatoes of any turbocharger's exhaust system is the downpipe. The downpipe is responsible for transporting waste exhaust away from the turbine wheel as efficiently as possible. And more often than not factory downpipes are designed with emissions as the primary consideration, not performance.






