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Borla CrateMuffler LS3 S-Type 2.50in Offset/Offset 14inx4.35inx9in Oval Muffler

SKU: BOR400946

Mufflers

BOR CrateMufflers...

Borla CrateMuffler LS3 S-Type 2.50in Offset/Offset 14inx4.35inx9in Oval Muffler

SKU: BOR400946

Mufflers

BOR CrateMufflers...

A$720.09
IN STOCK! Est Ship 3-5 days. In stock at 1 location (7 available)

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Description

CrateMuffler

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 Chevrolet LS3 6.2L V8 family. The directional design provides the classic S-Type sound and will dramatically reduce, or eliminate drone on specified applications. Add resonator 400938 to attain the Touring sound. Muffler dimensions 2.5" Offset Inlet/ 2.5" Offset Outlet, 4.35" x 9.10" Oval, 14" Body Length, 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.

Additional Information

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, S-Type.

Part Type

Exhaust Muffler

Product Overview

Borla's CrateMuffler 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 custom sound, tuned for each engine family and will dramatically reduce, or eliminate drone on specified applications. 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-controlled CNC manufacturing ensures an accurate fit and best of all, Borla stands behind every CrateMuffler with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.


Data: v2 - Desc: v4.2 - Upd: 2026-11-07 17:21:28

Data: v4.2 - Upd: 2026-11-09 01:07:17

Features

  • 2.5" Offset Inlet/ 2.5" Offset Outlet, 4.35" x 9.10" Oval, 14" Long Body, 19" Overall Length
  • Add resonator 400938 to attain the Touring sound level
  • CrateMuffler(r)s are tuned for specific engines
  • Mufflers have directional flow. Outlet end has mounting bracket on it.
  • When installed on cataloged applications, they will reduce, or eliminate drone

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Body Height (in.):9
Body Height:9.000 in.
Body Length (in.):14
Body Length:14.000 in.
Body Width (in.):4.35
Body Width:4.350 in.
Construction:All Welded
Description:CrateMuffler; 2.5 in. In/Out; 14 in. L x 4.35 in. W x 9 in. H; Offset/Offset; S-Type Sound Level;
Grade Type:Performance
Inlet Connection Type:Pipe
Inlet Outside Diameter:2.500 in.
Inlet Position:Offset
Inlet Size (in.):2.5
Inlet Type:Single Center
Main Piping Diameter:2.500 in.
Material:T-304 Stainless Steel
Muffler Count:1
Off Road Use Only:No
Outlet Outside Diameter:2.500 in.
Outlet Position:Center
Outlet Size (in.):2.5
Outlet Type:Single Center Outlet
Overall Length (in.):14
Overall Length:14.000 in.
Part Number:bor400946
Shape:Rectangular
Title Extended:CrateMuffler Chevrolet LS3 6.2L Stock Output 2.5in Offset/Offset 14inx4.35inx9.10in S-Type Part # 400946
Title:CrateMuffler Muffler Chevrolet LS3 6.2L V8 Stock Output 2.5in Offset Inlet/ 2.5in Offset Outlet S-Type

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Borla, Borla Exhaust
StreetFX SKU bor400946
SFX Item ID 4224651
Accounting SKU bor-400946
Manufacturer SKU 400946
Manufacturer UPC 808422009461
Alternative References 400946, BOR-400946

Muffler, S-Type CrateMuffler, Oval, Stainless Steel, Natural, 2.50 in. Offset Inlet/Outlet, 14.00 in. Case Length, Chevy, Each

"Lead the Heard" with Borla S-Type CrateMufflers. Specifically designed, engineered, and tuned to optimize the power and sound of your classic stock, crate, or custom-built engine, they deliver the intoxicating Borla "Sound of Power" with every squeeze of the throttle. They feature an enhanced combination of packing filament, straight-through core dimensions, perforation patterns, and cylindrical shapes. Purpose-built from aircraft-grade, T-304 stainless steel, they offer a race-inspired design to relieve the most restriction possible and bring the most power out of your engine. They feature an easily maintained finish, ensuring long-lasting showroom looks.

Product Attributes
BrandBorla
Manufacturer's Part Number400946
Part TypeMufflers
Product LineBorla S-Type CrateMufflers
UPC808422009461
Muffler Material304 stainless steel
Inlet Diameter (in.)2.50 in.
Outlet Diameter (in.)2.50 in.
Inlet Quantity1
Outlet Quantity1
Inlet LocationOffset
Outlet LocationOffset
Case ShapeOval
ReversibleNo
Internal ConstructionPerforated tube
Muffler FinishNatural
Case Exterior Length (in.)14.00 in.
Thickness (in.)4.350 in.
Width (in.)9.000 in.
RemanufacturedNo
QuantitySold individually.
NotesS-Type style muffler.

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