MBRP S5022AL CatBack Dual Exhaust for 03-07 Chev/GMC 1500 Classic Regular Cab V8

Vehicle Fitment

• 2003-2007 Chevrolet Silverado 1500 Classic (Regular Cab, Short Bed; 4.8 L V8, 5.3 L V8; RWD/4WD)
• 2003-2007 GMC Sierra 1500 Classic (Regular Cab, Short Bed; 4.8 L V8, 5.3 L V8; RWD/4WD)

Fitment Notes

• Fits Regular Cab with standard (78") bed only
• Uses OEM hangers--bolt-on install; no welding required
• Not compatible with Extended/Crew Cab or 6.5' beds
• Requires factory catalytic converters in place

Features

• Aluminized 2.5" mandrel-bent tubing reduces backpressure
• Tour-Profile muffler delivers moderate exhaust tone--throaty without aggression
• Dual-split side exit with 3.5" T304 stainless rolled-tip
• Heavy-duty 16-gauge steel construction with sealed seams for corrosion resistance
• Complete bolt-on installation--clamps, hangers, and hardware included
• Dyno-tested for performance gains--improves horsepower, torque, and throttle response
• 3-year limited warranty from MBRP's Armor Lite series
• North American-made with OEM-quality fit and finish

Specifications

• Tubing Diameter: 2.5" mandrel bent
• Outlet Tip: 3.5" single-wall rolled and mirror-polished T304
• Material: Aluminized 16-gauge steel; T304 stainless tip
• Exit Style: Dual-split side (behind rear tires)
• System Type: Cat-Back (post-cat to tip)
• Warranty: 3-year Armor Lite coverage
• Fitment: Regular Cab 1500 Classic 4.8/5.3 L V8

Included Components

• 1x 2.5" aluminized steel cat-back system (S5022AL)
• 1x Tour-profile muffler
• 2x T304 stainless 3.5" rolled-tip exhaust outlets
• Installation hardware kit (clamps, hangers)
• 1x Installation and warranty instruction sheet

Product Description

The MBRP S5022AL cat-back exhaust system is tailor-made for 2003-2007 Chevy and GMC Silverado/Sierra 1500 Classic trucks with Regular Cab and Short Bed configurations. Built with durable aluminized steel and mandrel-bent tubing, it significantly boosts performance by reducing backpressure and enhancing exhaust flow.

Featuring MBRP's Tour Profile muffler, the system produces a refined yet commanding tone--deep and aggressive, without overwhelming. The dual-split side-exit with mirror-polished T304 tips adds an aggressive aesthetic upgrade. Designed for easy, bolt-on installation using OEM hangers and including all hardware, this system is practical, durable, and built in North America with a 3-year warranty backing its reliability.

Fitment is confirmed through 2007 for the specified models. Not compatible with extended/crew cabs or beds other than the 78" short configuration. Always verify cab and bed type before ordering to ensure perfect fitment.