aFe power introduces a 4" Down-Pipe Back ATLAS dual exhaust system for 2015.5-2016 GM Diesel Trucks with V8-6.6L (td) engine. This ATLAS exhaust system is constructed from 4" Mandrel-bent Aluminized Steel Tubing for Maximum Flow, increased horsepower and torque. This exhaust system is designed with a unique tapered flange to fit the flanged down pipe found on models built after July 2014. The down-pipe back system uses a mitered merge collector and includes a free flowing 12" muffler for maximum flow. ATLAS exhaust systems are the perfect combination of performance, fit and value.
Installation is a Snap:
This system uses factory mounting locations providing stability and hassle-free installation.
Leak-Free Seal:
A Unique High Quality OE Style Tapered Flange is Used for a Complete 360 Degree Sealing Surface.
Merge Collector:
This exhaust system uses a mitered merge collector to convert the standard single exhaust to an aggressive dual exhaust.
OE Fit:
OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The Bayonet tips holds the hanger bushing in place for an OE style fit that does not change with time. A bolt on hanger mount is used to support the driver side tube.
Flow and Performance:
ATLAS exhaust systems are constructed of 4" Mandrel-bent Aluminized Steel Tubing for Maximum Flow. Smooth transition bends allow for low turbulence, increasing horsepower and torque.
Note:
These kits will only fit models manufactured after July 2014 equipped with a flanged down pipe. Does not fit cab & chassis. Fits 133.7" to 167.7" wheel bases only.
Note:
This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. This system also requires an aftermarket electronic module to work properly with the vehicle.