The aFe Gemini XV Cat-Back Exhaust System is a high-performance exhaust upgrade designed for GM trucks from 2009 to 2018 with V6-4.3L or V8-4.8/5.3L engines. Constructed from 3-inch mandrel-bent 304 stainless steel tubing, this system ensures maximum strength, durability, and optimal exhaust flow. It delivers significant power gains of up to 14 horsepower and 17 lb-ft of torque, as verified on in-house dyno testing. The exhaust features a high-flow stainless steel design that produces an aggressive, deep sound, enhancing the vehicle’s performance and sound profile. Finishing the system are dual 4-1/2 inch polished stainless steel clamp-on tips, riveted with the aFe POWER logo plate, adding a polished aesthetic touch.
This cat-back exhaust system is a direct bolt-on upgrade suitable for a wide range of GM trucks from 2009 to 2018, compatible with various engine configurations including V6 and V8 models. It is intended for enthusiasts seeking improved horsepower, torque, and a more aggressive exhaust note, whether for street or performance driving. Installation involves replacing the factory exhaust with this system, which includes all necessary clamps and hardware for a straightforward, secure fit. The system is ideal for those looking to enhance their truck’s sound and performance while maintaining durability and quality.
