K&N 57-3103 Performance Air Intake System for CHEVROLET Silverado 1500 4.3L ymm_7 Adapts BORLA Cat-Back systems to

Adapts BORLA Cat-Back systems to Extended Cab

With our mount with bearings

ST 13210040 Coilovers ST X galvanized steel (with fixed damping)

Installation is straightforward with the included cross member and instructions

Reduces carbon buildup on throttle and intake manifold

K&N 57-3103 Performance Air Intake System for CHEVROLET Silverado 1500 4.3L ymm_7 Adapts BORLA Cat-Back systems toThe K&N 57 3103 FIPK air intake system replaces the restrictive factory air filter and air intake tubing while retaining the factory air box on select Chevrolet and GMC models. K&N air intakes are designed to dramatically reduce air intake restriction as they smooth and straighten air flow for a guaranteed horsepower gain. This allows your engine to inhale a larger amount of air than the factory air filter and air intake assembly. More air means more