Borla Universal Pro-XS Muffler Oval 3in Inlet/Outlet Offset/Offset Notched Muffler

SKU: BOR400491

Mufflers

BOR Pro-XS Mufflers...

Borla

Borla Universal Pro-XS Muffler Oval 3in Inlet/Outlet Offset/Offset Notched Muffler

SKU: BOR400491

Mufflers

BOR Pro-XS Mufflers...

LOW STOCK! Est Ship 3-5 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.

We accept

Description

Value-priced BORLAÂ® 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.

Product Overview

Notched necks for easy clamp-on installation. Reversible design for installation flexibility. 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(r)'s Million-Mile warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Product Details

Body Height (in.):	4
Body Height:	4.000 in.
Body Length (in.):	14
Body Length:	14.000 in.
Body Width (in.):	9.5
Body Width:	9.500 in.
Construction:	All Welded
Description:	BorlaÂ® Pro XS Muffler
Grade Type:	Performance
Inlet Connection Type:	Pipe
Inlet Outside Diameter:	3.000 in.
Inlet Position:	Offset
Inlet Size (in.):	3
Inlet Type:	Single Offset
Main Piping Diameter:	3.000 in.
Material:	T-304 Stainless Steel
Muffler Count:	1
Off Road Use Only:	No
Outlet Outside Diameter:	3.000 in.
Outlet Position:	Offset
Outlet Size (in.):	3
Outlet Type:	Single Offset Outlet
Overall Length (in.):	18
Overall Length:	18.000 in.
Part Number:	bor400491
Position:	N/A
Prop 65 (C, R or CR):	CR
Prop 65 - Long Label:	WARNING: This product in the physical form it is sold does not present a hazard. However, operations including, but not limited to welding, brazing, or thermal cutting can expose you to chemicals including Chromium, Nickel, Cobalt, Arsenic, Cadmium and Lead which are known to the State Of California to cause cancer, birth defects and other reproductive harm. For more information go towww.P65Warnings.ca.gov
Prop 65 - Short Label:	Proposition 65 Warning.JPG
Prop 65 Warning Label:	Proposition 65 Warning.JPG
Prop 65 Yes/No:	Yes
Shape:	Oval
Tip / Outlet Finish:	N/A
Title Extended:	ProXS Muffler 3in Offset/Offset 14inx4inx9.5in Part # 400491
Title:	ProXS Muffler 3in Offset Inlet/ 3in Offset Outlet 4in x 9.5in Oval x 14in Long Body Notched Necks

Application Summary

ProXS? Muffler 3" Offset Inlet/ 3" Offset Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length. Universal Part. Reversible Design. Notched Necks.

Part Type

Exhaust Muffler

Data: v4.2 - Upd: 2026-10-14 02:09:53

Features

3" Offset Inlet/ 3" Offset Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length
Alternate muffler with Un-Notched necks is 40353. If clamping, use 3" wide band clamps 18006.
Notched necks are designed for clamp in installation. Use 1" wide band clamps 18330.
Universal muffler. Reversible design.

Specifications

Product Attributes - UPC: 808422004916
Product Attributes - Brand: Borla
Product Attributes - Quantity: Sold individually.
Product Attributes - Part Type: Mufflers
Product Attributes - Case Shape: Oval
Product Attributes - Reversible: Yes
Product Attributes - Width (in.): 9.500 in.
Product Attributes - Product Line: Borla ProXS Mufflers
Product Attributes - End Cap Color: Polished
Product Attributes - Inlet Location: Offset
Product Attributes - Inlet Quantity: 1
Product Attributes - Muffler Finish: Natural
Product Attributes - Outlet Location: Offset
Product Attributes - Outlet Quantity: 1
Product Attributes - Thickness (in.): 4.000 in.
Product Attributes - End Cap Material: Stainless steel
Product Attributes - Muffler Material: 304 stainless steel
Product Attributes - Inlet Diameter (in.): 3.00 in.
Product Attributes - Internal Construction: Straight-through core
Product Attributes - Outlet Diameter (in.): 3.00 in.
Product Attributes - Case Exterior Length (in.): 14.00 in.
Product Attributes - Manufacturer's Part Number: 400491

Reference Information

Brand Name/s	Borla
StreetFX SKU	bor400491
SFX Item ID	4225192
Supplier Item Code	4225192
Manufacturer SKU	400491
Manufacturer UPC	808422004916
Alternative References	3in

Brochures

Primary brochure

Compatibility

ProXS? Muffler 3" Offset Inlet/ 3" Offset Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length. Universal Part. Reversible Design. Notched Necks.

Loading compatibility information...

Keep shopping