BBK 97-03 Ford F Series Truck 4.6 Shorty Tuned Length Exhaust Headers - 1-5/8 Titanium Ceramic 1990-ford-f-150-esi5842310 It’s roto-molded and made from

It’s roto-molded and made from heat soak resistant cross-linked polyethylene

Please note that Track Edition Exhausts cannot be returned for sound reasons--They're not for the faint of heart

0-5V analog outputs are also included for inputting into data loggers and engine management systems

Its XLPE material is heat soak resistant and extremely durable

The AWE Touring Edition Exhaust is an Axleback system that leverages AWE’s proprietary drone-canceling solution

BBK 97-03 Ford F Series Truck 4.6 Shorty Tuned Length Exhaust Headers - 1-5/8 Titanium Ceramic 1990-ford-f-150-esi5842310 It’s roto-molded and made fromThese BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 97 03 Ford 4. 6L F150 truck And Expedition applications. Each header is manufactured with 1 5 8 in. CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over factory OEM manifolds. BBK tuned Length headers offer improved scavenging waves for better combustion, which leads to improved