Looking for aftermarket parts to modify or upgrade your 2012 Chevrolet Avalanche with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories.

IN STOCK 14914CORSA's Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a... Corsa 2009-2013 Chevrolet Suburban 1500 5.3L V8 Polished Sport Cat-Back Exhaust 2009-2012 Chevrolet Avalanche LS / LT / LTZ $1,692.99 |
OUT OF STOCK 14914BLKCORSA's Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a... Corsa 2009-2013 Chevrolet Suburban 1500 5.3L V8 Black Sport Cat-Back Exhaust 2009-2012 Chevrolet Avalanche LS / LT / LTZ $1,732.99 |

IN STOCK - LOW 5572For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains.... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Aluminized 2007-2012 Chevrolet Avalanche LS / LT / LTZ $655.58 |
SHIPS FROM MANUFACTURER 65572For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains.... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Stainless 2007-2012 Chevrolet Avalanche LS / LT / LTZ $682.85 |
SHIPS FROM MANUFACTURER 65572BFor the extremist who wants to take their truck to the next level, this Black Elite dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. Each T-304 stainless tip is offered with a premium black finish applied with Gibs... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Extreme Exhaust - Black Elite 2007-2012 Chevrolet Avalanche LS / LT / LTZ $843.28 |

SHIPS FROM MANUFACTURER 5573For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the ba... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Aluminized 2007-2012 Chevrolet Avalanche LS / LT / LTZ $655.58 |
SHIPS FROM MANUFACTURER 65573For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the ba... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.5in Cat-Back Dual Split Exhaust - Stainless 2007-2012 Chevrolet Avalanche LS / LT / LTZ $694.18 |

SHIPS FROM MANUFACTURER 5574If youre looking to add a little style to your Truck or SUV and want to keep the exhaust from affecting your tow trailer, this Dual Cat back Exhaust System is for you, exiting behind the rear tire for a look that sets your vehicle apart on the street or in the dirt. Hassle free, bolt-on installation... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Aluminized 2007-2012 Chevrolet Avalanche LS / LT / LTZ $655.58 |
SHIPS FROM MANUFACTURER 65574If youre looking to add a little style to your Truck or SUV and want to keep the exhaust from affecting your tow trailer, this Dual Cat back Exhaust System is for you, exiting behind the rear tire for a look that sets your vehicle apart on the street or in the dirt. Hassle free, bolt-on installation... Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Sport Exhaust - Stainless 2007-2012 Chevrolet Avalanche LS / LT / LTZ $655.58 |

SHIPS FROM MANUFACTURER 315584Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 07-12 Chevrolet Avalanche LS 5.3L 3in Cat-Back Single Exhaust - Aluminized 2007-2012 Chevrolet Avalanche LS / LT / LTZ $457.97 |
SHIPS FROM MANUFACTURER 615584Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 07-12 Chevrolet Avalanche LS 5.3L 3in Cat-Back Single Exhaust - Stainless 2007-2012 Chevrolet Avalanche LS / LT / LTZ $577.60 |

OUT OF STOCK 106-0291BRExhaust Direct-Fit Replacement Exhaust Kit 106-0291 takes the guesswork out of replacing your exhaust system while providing a reliable and high-quality alternative to the OEM exhaust. You will find all of the gaskets and clamps needed to get the job done in the carefully packaged box. 106-0291’... MagnaFlow BRE Exhaust Kit 09-14 Tahoe Yukon 5.3L 2009-2012 Chevrolet Avalanche LS / LT / LTZ $516.00 |

IN STOCK S5060409RELIABILITY BACKED FOR A LIFETIME - ARMOR PLUS Series exhaust systems are crafted from corrosion-resistant T409 Stainless Steel - a value-oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it.T409 Stainless Steel tubing is easy to clean.... MBRP 2009 Chev/GMC Yukon XL/Avalanche 5.3/6.0 L Cat Back Single Side 2009-2012 Chevrolet Avalanche LS / LT / LTZ $484.49 |

IN STOCK S5060ALTHE 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 cho... MBRP 2009 Chev/GMC Yukon XL/Avalanche 5.3/6.0 L Cat Back Single Side 2009-2012 Chevrolet Avalanche LS / LT / LTZ $378.24 |