Performance Exhaust System

Enter Code SG008 toSave $20 on JBA, Gibson, MBRP Exhaust Systems

Flowmaster Muscle Truck Exhaust System - Guide

Flowmaster Exhaust Performance System Transform your rig from a mundane truck into a fire-breathing hot rod. The Flowmaster American Thunder Muscle Truck Exhaust System is designed to give your truck up to 10% more power and torque and a deep rumble that's usually reserved for classic muscle cars. You can also expect to gain 1-2 MPG, if you can keep your foot out of it, that is! Like all Flowmaster Systems, the Flowmaster American Thunder Muscle Truck Exhaust System exhaust is crafted specifically for your rig from aluminized steel. Each Flowmaster American Thunder Muscle Truck Exhaust Systems includes a performance muffler, precision mandrel-bent pipes, stainless steel tips, all hardware and a 1-year warranty.
Flowmaster American Thunder Muscle Truck Exhaust System
Flowmaster American Thunder Muscle Truck Exhaust System


  • Flowmaster American Thunder Muscle Truck Exhaust Systems are dyno-tested and custom-made for your specific truck
  • Trademark "Flowmaster Sound" blasts from your Flowmaster American Thunder Muscle Truck Exhaust System
  • Custom mandrel-bent pipes are precision-shaped in every Flowmaster American Thunder Muscle Truck Exhaust System
  • Expect between 5% and 10% average power gains when you bolt on the Flowmaster American Thunder Muscle Truck Exhaust System
  • Flowmaster American Thunder Muscle Truck Exhaust Systems boost fuel economy 1 to 2 mpg depending on driving style
  • Flowmaster American Thunder Muscle Truck Exhaust Systems feature aluminized-steel construction
  • Includes a performance 2-chamber muffler, mandrel-bent exhaust pipes, stainless steel tips, all mounting hardware and clamps
  • 1-year warranty on all Flowmaster American Thunder Muscle Truck Exhaust Systems
  • Complete list of all Flowmaster Performance Parts available at: Flowmaster Performance Parts

Flowmaster Muscle Truck Exhaust System - Application List:

Flowmaster American Thunder Muscle Truck Exhaust System

Make & Model Years Submodel Part #
Chevy Silverado 1999-2006 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
Chevy Silverado 1999-2005 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
Chevy Truck 1500 1999-2006 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
Chevy Truck 1500 1999-2005 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
Chevy Truck 2500 1999-2004 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
Chevy Truck 2500 1999-2004 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
Chevy Truck 3500 1999-2004 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
Chevy Truck 3500 1999-2004 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
Dodge Ram 2004-2005 2/4wd, 140" Wheelbase, 1/2Ton, 5.7L Hemi Magnum 17398
Dodge Ram 2003 2/4wd, 140" Wheelbase, 1/2Ton, 5.7L Hemi Magnum 17387
Ford F150 1999-2004 Lightning, 5.4L Supercharged 17367
GMC Sierra 1999-2006 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
GMC Sierra 1999-2005 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
GMC Truck 1500 1999-2006 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
GMC Truck 1500 1999-2005 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
GMC Truck 2500 1999-2004 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
GMC Truck 2500 1999-2004 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395
GMC Truck 3500 1999-2004 2/4wd, 119" Wheelbase, Standard Cab Short Bed, 1/2Ton, 4.8/5.3L 17392
GMC Truck 3500 1999-2004 2/4wd, 143.5" Wheelbase, Extended Cab Short Bed, 1/2Ton, 4.8/5.3L 17395

Flowmaster American Thunder Exhaust Systems are available for the following model-years: 06, 05, 04, 03, 02, 01, 00, 99, 98, 97, 96, 95, 94, 93 92, 91, 90, 89, 88, 87, 86.
Please feel free to call toll-free 800.874.8888 or e-mail sales@autoanything.com with any questions. We are delighted to be of assistance in finding the right Exhaust System for your needs.