BAK 88-13 GM Silverado/Sierra & C/K 6.6ft. Bed Revolver X4ts T-Slot RAILS ONLY - NO COVER 1979-pontiac-firebird-esprit-esi9844409 the cat-back exhaust system resulted

the cat-back exhaust system resulted in gains up to +10 horsepower and +11 lbs

and any downpipe designed to mate to the factory exhaust

The tips are 100% hand TIG-welded by certified craftsmen fo r race proven strength and durability that your Porsche demands

aFe Control springs are Made in the USA and are engineered to optimize the factory damping and incliude a 1" drop for the perfect blend of performance and style

The SS88HPE model is designed and engineered for the prefacelift and the SS89HPE fits the 2016-facelifted model

BAK 88-13 GM Silverado/Sierra & C/K 6.6ft. Bed Revolver X4ts T-Slot RAILS ONLY - NO COVER 1979-pontiac-firebird-esprit-esi9844409 the cat-back exhaust system resultedReplacement BAK Side Rail Assemblies. This component is sold as a set of two only. Contains fully assembled set of rails. This Component Is Sold As A Set Of Two Only Contains Fully Assembled Set Of Rails Replacement BAK Side Rail Assemblies