AMP Research 2007-2013 Chevy Silverado 1500 Extended/Crew PowerStep XL - Black 1992-chevrolet-s10-blazer-base-esi3866512 The system features BORLA®'S Polyphonic

The system features BORLA®'S Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

and an oil-free SYNTHAMAX synthetic filter make the AIRAID MCAD intake system your engine's new best friend - providing an increase in both horsepower and torque

Internal Jounce Bumper Prevents Damage When Driving With An Empty Air Bag

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AMP Research 2007-2013 Chevy Silverado 1500 Extended/Crew PowerStep XL - Black 1992-chevrolet-s10-blazer-base-esi3866512 The system features BORLA®'S PolyphonicThe AMP Research POWERSTEPXL automatic electric powered running board is designed for lifted trucks. The board has been integrated into a custom rocker rail and creates a seamless look while providing a 3 in. lower stepping surface than the original POWERSTEP. This allows easier access to and from the vehicle's cab. Learn about the POWERSTEPXL and its features and benefits in this new video. Add Wow Factor To Your Truck w AMP PowerStep XL Running