Borla CrateMuffler LS3 ATAK Muffler, 2.5-Inch Offset Inlet and Outlet, Part Number 400947

BORLA(r)'s CrateMuffler(r) is the world's first muffler purpose-built to optimize the sound & power of crate and custom built motors. The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. The directional design provides the aggressive ATAK(r) sound and will dramatically reduce, or eliminate drone on specified applications. Muffler dimensions 2.5" Offset Inlet/ 2.5" Offset Outlet, 4.35" x 9.10" Oval, 14" Long Body, 19" Overall Length. Built from premium T-304 stainless steel, superior to T-400 series (such as 409), to give you the absolute best in performance and durability. Precision computer numerical control (CNC) manufacturing ensures an accurate fit and best of all, BORLA(r) stands behind every CrateMuffler(r) with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand. CrateMuffler, Chevrolet LS3 6.2L V8 Stock Output, 2.5" Offset Inlet/ 2.5" Offset Outlet, 4.35" x 9.10" Oval, 14" Long Body, 19" Overall Length, ATAK.

• 2.5" Offset Inlet/ 2.5" Offset Outlet, 4.35" x 9.10" Oval, 14" Long Body, 19" Overall Length
• When installed on cataloged applications, they will reduce, or eliminate drone
• Mufflers have directional flow. Outlet end has mounting bracket on it.
• CrateMuffler(r)s are tuned for specific engines

The Borla CrateMuffler LS3 ATAK muffler is purpose-built for Chevrolet LS3 6.2L V8 crate and custom-built engines with stock output. Its directional design is tuned to deliver Borla's aggressive ATAK sound while helping reduce or eliminate exhaust drone on specified applications. The outlet end is identified by the welded mounting bracket, making installation orientation clear.

Constructed from premium T-304 stainless steel, the Borla CrateMuffler offers excellent corrosion resistance, durability, and long-term performance compared with lower-grade 400-series stainless materials. CNC manufacturing supports precise fitment and consistent build quality, while Borla's Million-Mile Warranty provides added confidence. The muffler uses a 2.5-inch offset inlet and 2.5-inch offset outlet with an oval body designed for compatible custom exhaust systems.

Fitment includes select 2009-2015 Chevrolet Camaro models, the 2010 Chevrolet Corvette, 2014-2015 Chevrolet SS models, and the 2009 Pontiac G8. This muffler is tuned for specific engine applications, so verify engine configuration, exhaust routing, inlet and outlet orientation, and available clearance before installation. Professional installation is recommended for custom exhaust systems.

What's Included

• One Borla CrateMuffler LS3 ATAK muffler
• Directional muffler with welded outlet mounting bracket

Features:

• LS3-Specific Tuning: Designed for Chevrolet LS3 6.2L V8 crate and custom-built engines with stock output.
• ATAK Sound: Produces an aggressive exhaust tone while helping reduce or eliminate drone on specified applications.
• Directional Flow: The outlet end is identified by the welded mounting bracket for correct installation orientation.
• T-304 Stainless Construction: Provides durable corrosion resistance, precise CNC-manufactured quality, and long-lasting performance backed by Borla's Million-Mile Warranty.

Fitments:
2008 Chevrolet Corvette Base
2009 Chevrolet Corvette Base
2009 Chevrolet Corvette ZR1
2009 Pontiac G8 GXP
2010 Chevrolet Camaro SS
2010 Chevrolet Corvette Base
2010 Chevrolet Corvette Grand Sport
2010 Chevrolet Corvette ZR1
2011 Chevrolet Camaro SS
2011 Chevrolet Corvette Base
2011 Chevrolet Corvette Grand Sport
2011 Chevrolet Corvette ZR1
2012 Chevrolet Camaro SS
2012 Chevrolet Camaro ZL1
2012 Chevrolet Corvette Base
2012 Chevrolet Corvette Grand Sport
2012 Chevrolet Corvette ZR1
2013 Chevrolet Camaro SS
2013 Chevrolet Camaro ZL1
2013 Chevrolet Corvette Base
2013 Chevrolet Corvette Grand Sport
2013 Chevrolet Corvette ZR1
2014 Chevrolet Camaro SS
2014 Chevrolet Camaro ZL1
2014 Chevrolet SS Base
2015 Chevrolet Camaro SS
2015 Chevrolet Camaro ZL1
2015 Chevrolet SS Base
2016 Chevrolet SS Base

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