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Borla 3in Inlet/Dual 2.25in Outlet Center/Dual Oval ProXS Muffler

SKU: BOR40670

Mufflers

BOR Pro-XS Mufflers...

Borla 3in Inlet/Dual 2.25in Outlet Center/Dual Oval ProXS Muffler

SKU: BOR40670

Mufflers

BOR Pro-XS Mufflers...

A$470.01
IN STOCK! Est Ship 3-5 days. In stock at 2 locations (10 available)

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Description

Muffler

Value-priced BORLA® ProXS mufflers share many of the hottest features of our performanceline. Including high-quality 300 Series austenitic stainless steel construction, streetcommandingsound and our Million Mile Warranty. Sizes are available for import anddomestic cars and trucks.

Additional Information

ProXS Muffler 3" Center Inlet/ 2.25" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 25" Overall Length. Universal Part. Reversible Design.

Part Type

Exhaust Muffler

Product Overview

Single inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. High-quality T-304 austenitic Stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it's made in the USA and backed by Borla's 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 17:21:53

Data: v4.2 - Upd: 2026-11-11 01:04:22

Features

  • 3" Center Inlet/ 2.25" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 25" Overall Length
  • Alternate muffler with notched necks is 400486. Use band clamps 18322 &18330.
  • Un-Notched necks are designed for weld in install. If clamping, use 3" wide clamps 18003 & 18006.
  • Universal muffler. Reversible design.

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.):4
Body Height:4.000 in.
Body Length (in.):19
Body Length:19.000 in.
Body Width (in.):9.5
Body Width:9.500 in.
Construction:All Welded
Description:Borla® Pro XS Muffler
Grade Type:Performance
Inlet Connection Type:Pipe
Inlet Outside Diameter:3.000 in.
Inlet Position:Center
Inlet Size (in.):3
Inlet Type:Single Center
Main Piping Diameter:3.000 in.
Material:T-304 Stainless Steel
Muffler Count:1
Off Road Use Only:No
Outlet Outside Diameter:2.250 in.
Outlet Position:Dual Rear
Outlet Size (in.):2.25
Outlet Type:Dual Outlet
Overall Length (in.):24 (2 ft.)
Overall Length:24.000 in.
Part Number:bor40670
Shape:Oval
Title Extended:ProXS Muffler 3in Center/2.25in Dual 19inx4inx9.5in Part # 40670
Title:ProXS Muffler 3in Center Inlet/ 2.25in Dual Outlet 4in x 9.5in Oval x 19in Long Body

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Borla, Borla Exhaust
StreetFX SKU bor40670
SFX Item ID 4224985
Accounting SKU bor-40670
Manufacturer SKU 40670
Manufacturer UPC 808422406703
Alternative References 40670, BOR-40670

Muffler, Turbo XL, 3 in. Inlet/2 1/4 in. Outlet, Brushed Stainless Steel, Each

Borla Turbo XL mufflers are designed for supreme street performance. They offer aircraft-quality, T-304 stainless steel, all-welded construction and more for increased horsepower and torque. These mufflers have been independently tested and proven to provide maximum flow capacity. Borla Turbo XL mufflers are recommended for larger engines.

Product Attributes
UPC808422406703
BrandBorla
QuantitySold individually.
Part TypeMufflers
Case ShapeOval
ReversibleYes
Width (in.)9.500 in.
Outlet StyleStandard, without tip
Product LineBorla Performance Turbo XL Mufflers
Inlet LocationCenter
Inlet Quantity1
Muffler FinishBrushed
Outlet LocationOffset
Outlet Quantity2
Thickness (in.)4.000 in.
Muffler Material304 stainless steel
Inlet Diameter (in.)3.00 in.
Overall Length (in.)24.00 in.
Internal ConstructionTurbo-style
Outlet Diameter (in.)2.25 in.
Case Exterior Length (in.)19.00 in.
Manufacturer's Part Number40670

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