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JBA shorty headers are significantly less restrictive than the stock manifolds on a vehicle and dramatically increase the power and efficiency of an engine
Redline System
A complete OEM separator plate kit with all the parts and pieces to mount the transmission to a Modular Ford engine
Manufactured from CNC
If you need flawless drivability on gasoline
JLT ROCK BLOCKERS (2020 GT500) 2013 Ford Mustang JBA shorty headers are significantlyROCK BLOCKER!!!! One of the very first things that was noticed after being around a few new GT500's was the rocks the side skirts collected under normal driving. We spent countless sleepless nights thinking of a solution for this MAJOR problem. After a Monday night of no sleep, we got it! We designed these foam inserts that simply tuck into the open area of the side skirt to keep this area clean of road debris. These have been tested to 225 MPH on a
US$ 25.00
US$ 15.95
US$ 25.00