JBA Performance Exhaust Cat4ward Headers - 1.625 in Primary - 2.5 in Collector - GM LS-Series - GM Fullsize SUV / Truck 2014-17 1850S-4JS - Pair Battery Insulation Kit WeatherTech’s talented designers and engineers

WeatherTech’s talented designers and engineers have taken our already advanced FloorLiner into the future

2-8 in Height Range

and durability for the specific application

Helps prevent thin cylinder walls from cracking and improves ring seal by keeping cylinders round

Rotator Eliminators

JBA Performance Exhaust Cat4ward Headers - 1.625 in Primary - 2.5 in Collector - GM LS-Series - GM Fullsize SUV / Truck 2014-17 1850S-4JS - Pair Battery Insulation Kit WeatherTech’s talented designers and engineersWhen it comes to performance exhaust systems, most people are looking for three things: power, sound, and quality. JBA exhaust systems deliver the best of all three, giving them both great looks and performance. One of the first performance upgrades typically made to a vehicle is the addition of a performance exhaust system. While there is a high demand for performance sound, the capacity for power in the JBA exhaust systems gives JBA the extra edge.