MBRP Armor Lite S5018AL Cat-Back Exhaust System for 2003-2007 Chevrolet Silverado and GMC Sierra 1500

THE BEST BANG FOR YOUR BUCK - ARMOR LITE Series exhaust systems are a value option with the same fitment, performance and sound as the premium products from MBRP. Heavy-gauge Aluminized Steel tubing helps to resist dings and dents caused by debris under your vehicle. This material can be a great choice for you if you live in a dry climate that doesn’t see much precipitation, or if you’re looking for great sound on a budget. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine’s cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Armor Lite Cat Back Exhaust System; 2.5 in.; Incl. Extension Pipe/Muffler/Over Axle Pipes/Tailpipes/Hardware/3.5 in. OD Tips; Dual Split Side Exit; Aluminized; 3.5in. Outside Diameter Tip Included.

• Heavy Duty Aluminized Steel, Fully Sealed Tubing For Rust Resistance. MBRP Signature Styling and Sound. Hardware Included.
• Stainless Steel Tips Are Included
• Improved Torque And Horsepower
• Lower Exhaust Gas Temperatures
• Increased Throttle Response
• Utilizes OEM Hangers
• Mellow Exhaust Note
• 3 Year Warranty
• Bolt On Design

The MBRP Armor Lite S5018AL Cat-Back Exhaust System delivers dependable performance, improved exhaust flow, and a refined exhaust note for select 2003-2007 Chevrolet Silverado 1500 and GMC Sierra 1500 applications. Designed for trucks with 4.8L or 5.3L engines and extended cab or crew cab configurations with a short bed, this dual split side-exit system provides the fitment and performance expected from MBRP at a practical value.

Constructed from heavy-gauge aluminized steel, the system helps resist dents and corrosion in dry-climate environments while maintaining a durable, fully sealed exhaust path. Mandrel-bent tubing minimizes restriction and prevents rippling through the bends, supporting improved airflow, throttle response, torque, horsepower, and lower exhaust gas temperatures. The mellow exhaust note adds MBRP signature styling and sound without excessive volume.

The MBRP Armor Lite S5018AL uses a bolt-on design and OEM hangers for a straightforward installation. The kit includes extension piping, a muffler, over-axle pipes, tailpipes, mounting hardware, and stainless steel exhaust tips with a 3.5-inch outside diameter. A 3-year warranty provides added confidence for long-term use. Verify vehicle configuration and local emissions requirements before installation. This product is not CARB approved and may require acknowledgement where applicable.

Key Product Specifications and Technical Data

• Brand: MBRP
• Part Number: S5018AL
• Product Type: Cat-back exhaust system
• Series: Armor Lite
• Material: Heavy-gauge aluminized steel tubing with stainless steel tips
• Exhaust Configuration: Dual split side exit
• Engine Compatibility: Select 4.8L and 5.3L applications
• Warranty: 3 years

What's Included

Extension pipe, muffler, over-axle pipes, tailpipes, stainless steel exhaust tips, mounting hardware, and installation components.

Features:

• Heavy-gauge aluminized steel tubing helps resist dents and corrosion in dry-climate conditions.
• Mandrel-bent tubing supports smooth exhaust flow by minimizing restriction and bend distortion.
• Helps improve torque, horsepower, throttle response, and exhaust gas temperature control.
• Dual split side-exit layout provides MBRP styling with a mellow exhaust note.
• Stainless steel 3.5-inch outside diameter tips are included for a finished appearance.
• Bolt-on design utilizes OEM hangers for simplified installation.
• Fully sealed tubing helps provide durable rust resistance.
• Backed by a 3-year warranty for added ownership confidence.

Fitments:
2003 Chevrolet Silverado 1500 Base
2003 Chevrolet Silverado 1500 LS
2003 Chevrolet Silverado 1500 LT
2003 Chevrolet Silverado 1500 WT
2003 GMC Sierra 1500 Base
2003 GMC Sierra 1500 SL
2003 GMC Sierra 1500 SLE
2003 GMC Sierra 1500 SLT
2003 GMC Sierra 1500 WT
2004 Chevrolet Silverado 1500 LS
2004 Chevrolet Silverado 1500 LT
2004 Chevrolet Silverado 1500 Z71
2004 GMC Sierra 1500 SLE
2004 GMC Sierra 1500 SLT
2005 Chevrolet Silverado 1500 LS
2005 Chevrolet Silverado 1500 LT
2005 GMC Sierra 1500 SLE
2005 GMC Sierra 1500 SLT
2006 Chevrolet Silverado 1500 LS
2006 Chevrolet Silverado 1500 LT
2006 GMC Sierra 1500 SL
2006 GMC Sierra 1500 SLE
2006 GMC Sierra 1500 SLT
2007 Chevrolet Silverado 1500 Classic Hybrid
2007 Chevrolet Silverado 1500 Classic LS
2007 Chevrolet Silverado 1500 Classic LT
2007 Chevrolet Silverado 1500 Classic WT
2007 GMC Sierra 1500 Classic Hybrid
2007 GMC Sierra 1500 Classic SL
2007 GMC Sierra 1500 Classic SLE
2007 GMC Sierra 1500 Classic SLT
2007 GMC Sierra 1500 Classic WT

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1