Cat-Back Exhaust

This system produced gains of up to +5 HP and +6 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a aggressive sound. This system produces an aggressive sound unleashing all available horsepower and torque. Utilizing factory style hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. This cat-back exhaust system uses a heavy duty flex pipe with an internal interlock liner for added strength and durability. This kit includes key fob remotes, control module, valve motor, and all necessary wiring. It's a simple installation, requiring no cutting of any wires or interference of the automobile's electronics. This system features an electronically controlled exhaust cut-out valve to quickly switch between exhaust tones at the push of a button. Dual, 3" rear-exit exhaust system retains the factory tips for stock appearance. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability.

Additional Information

Gemini XV 3 IN 304 Stainless Steel Cat-Back Exhaust System w/ Cut-Out GM Silverado/Sierra 1500 19-26 V8-5.3L

• 100% MIG-Welded for Strength and Durability
• All Necessary Hardware is Included for a Hassle-Free Installation
• Constructed from 3 IN Mandrel-Bent 304 Stainless Steel Tubing
• Includes Electronically Controlled Valve Before the Exhaust Muffler to Quickly Switch Between Mild and Aggressive Tone at the Push of a Button
• Up to +5 HP and +6 lbs. x Ft. TQ.
• Utilizes Factory Style Hangers for a Secure Fit

Important Notice relating to US Domestic Market Trucks & Pickups

Many US-market trucks and pickups are available in multiple cab and bed-length configurations (e.g., Single Cab, Extended Cab, Double/Crew Cab, CrewMax, 5.5ft/6.5ft/8ft beds, etc.). Exhaust system fitment can vary between these chassis versions.

Where available, we list all compatible vehicles, cab types, and bed lengths in the product description. However, depending on your exact configuration, some systems may require optional extension/mid-pipes or minor modification for correct fitment.

Because of these variations, please carefully check your cab configuration and bed length before purchasing. If you are unsure, or if your vehicle has been modified, please reach out to a StreetFX agent.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust Systems, Gemini XV Series, Cat-back, Single In/Dual Out, Stainless Steel, Natural, Split Rear Exit, Chevrolet, GMC, 5.3L Gen V, Kit

aFe Gemini XV Series exhaust systems produce power gains, aggressive sound, and awesome style. These cat-back systems are built from 3 in. mandrel-bent 304 stainless steel tubing and feature an electronically controlled exhaust cutout valve to quickly switch between mild and aggressive tones at the push of a button. Utilizing state-of-the-art computer-aided design technology, Gemini XV systems are designed for custom, high-tolerance factory fitment. They utilize factory-style hangers for a secure fit and hassle-free installation, and their construction offers race-proven strength and durability. aFe Gemini XV exhaust systems include two key fob remotes, control module, valve motor, and all necessary wiring.

Additional features include:
• Dual black or polished 304 stainless steel clamp-on exhaust tips
• Tips feature an aFe POWER logo plate riveted on for a unique style
• High-flow stainless steel muffler (finish may vary)
• 100 percent MIG-welded for race-proven strength and durability
• All necessary hardware is included