Flowmaster American Thunder Header-Back Exhaust System - 2-1/2 in Tailpipe - GM Fullsize Truck 1963-66

Fits Both Long And Short WheelbasesDoes Not Fit Trucks with Torsion Bar Front Suspension or X-Frames

2.5-Inch Mandrel Bent Tubing Improves Exhaust Flow for Better Performance

Super 44 Series Mufflers Give You a Deep, Classic Muscle Truck Sound

H-Pipe Style Crossover Pipe Improves Performance and Reduces Interior Sound

Includes all Necessary Hangers and Hardware for an at Home Installation

409 Stainless Steel Construction adds Corrosion Resistance and Durability

Fits both Short Bed and Long Bed Trucks

Backed by Flowmaster's Lifetime Limited Warranty

Product Description:

Exhaust System

American Thunder

Header-Back

2-1/2 in Tailpipe

Stainless

Natural

GM Fullsize Truck 1963-66

Kit

Manufacturer of performance exhaust systems, mufflers, performance air intakes, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 4 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.