Borla CrateMuffler ATAK Muffler for Ford V8 Engines, Part Number 400832

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. This muffler is tuned for the Ford Small Block 289/ 302 (Exc. Coyote 5.0L)/ 351W CID V8 & Big Block 390/ 427/ 428/ 460 CID V8 FE Series engine families. 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" Center 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, Ford Small Block 289/ 302 (Exc. Coyote 5.0L)/ 351W CID V8 High Output & Big Block 390/427/428/460 CID V8 FE Series Moderate Output, 2.5" Offset Inlet/ 2.5" Center Outlet, 4.35" x 9.10" Oval, 14" Long Body, 19" Overall Length. 18-21 Volkswagen GTI MK7.5

• 2.5" Offset Inlet/ 2.5" Center 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 ATAK muffler, part number 400832, is purpose-built for crate and custom-built engines that demand strong exhaust performance and an aggressive, controlled sound. This directional muffler is tuned for Ford Small Block 289, 302, and 351W V8 engines, excluding the Coyote 5.0L, as well as Ford Big Block 390, 427, 428, and 460 CID FE Series V8 engines. The outlet is identified by the mounting bracket welded to the end cap, helping ensure proper installation and directional flow.

Designed to deliver Borla's aggressive ATAK sound, the CrateMuffler can dramatically reduce or eliminate exhaust drone on specified applications when installed according to the cataloged fitment. Its offset inlet and center outlet configuration supports flexible exhaust system integration, while precision CNC manufacturing promotes accurate fitment. The compact oval muffler body is suited to custom exhaust projects where dependable performance and packaging flexibility are important.

Constructed from premium T-304 stainless steel, the Borla CrateMuffler offers excellent corrosion resistance, durability, and long-term performance compared with lower-grade T-400-series materials such as 409 stainless steel. Borla backs this muffler with a Million-Mile Warranty, reflecting the brand's commitment to lasting quality. Please verify engine, exhaust routing, inlet and outlet positioning, and available clearance before installation. This product is not listed as CARB approved, and emissions compliance should be confirmed for the intended vehicle and application.

• Engine Fitment: Ford Small Block 289, 302, and 351W V8 engines, excluding Coyote 5.0L
• Engine Fitment: Ford Big Block 390, 427, 428, and 460 CID FE Series V8 engines

Features:

• Engine-Specific Tuning: Calibrated for selected Ford Small Block and Big Block V8 engine families to optimize sound and exhaust performance.
• Aggressive ATAK Sound: Delivers a strong, performance-oriented exhaust note while helping reduce or eliminate drone on specified cataloged applications.
• Directional Flow Design: Uses a directional inlet-to-outlet flow path, with the outlet identified by the mounting bracket on the end cap.
• Premium T-304 Stainless Steel Construction: Provides excellent corrosion resistance, durability, and long-term performance backed by Borla's Million-Mile Warranty.

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