Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless qwerty The Trifecta ALX packs the

The Trifecta ALX packs the same great features as Extang

This Gibson Direct-Fit bolt-on exhaust system

Chassis noise and vibration is minimal

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Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless qwerty The Trifecta ALX packs theEvery Gibson Performance Header is Dyno tuned and engineered to deliver more usable horsepower and torque at low and mid range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off road. 50 State Street legal. Meets EPA and CARB requirements. Will not