Borla Heavy Duty (Truck) Muffler - 3in Center-Center 24in x 6.75in Round (Notched)

SKU: BOR400500

Mufflers

BOR Universal Mufflers...

Borla

Borla Heavy Duty (Truck) Muffler - 3in Center-Center 24in x 6.75in Round (Notched)

SKU: BOR400500

Mufflers

BOR Universal 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.

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Description

Developed for truck applications and other applications that require a long body muffler. This muffler is considered an" S-Type" muffler when compared to the 7.75" diameter x 24" Long body BORLA(r) Specialty mufflers and used on the same application. Notched necks for clamp in installation using 1" wide band style clamps 18330 (clamps not included). Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel for superior corrosion resistance. 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. Alternate muffler with Un-Notched necks is 400436. If clamping, use 3" wide band clamps 18006. 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 Overview

Developed for truck applications and other applications that require a long body muffler. Notched necks for clamp in installation using 1" wide band style clamps 18330 (clamps not included). Alternate muffler with Un-Notched necks is 400436. If clamping, use 3" wide band clamps 18006. 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.

Features and Benefits

Universal muffler
Reversible design
Long body design works well on SUV and truck applications
Notched necks are designed for clamp in installation. Use 1" wide band clamps 18327.

Product Details

Body Height (in.):	6.75
Body Height:	6.750 in.
Body Length (in.):	24
Body Length:	24.000 in.
Body Width (in.):	6.75
Body Width:	6.750 in.
Construction:	All Welded
Description:	Heavy Duty Truck 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:	3.000 in.
Outlet Position:	Center
Outlet Size (in.):	3
Outlet Type:	Single Center Outlet
Overall Length (in.):	28
Overall Length:	28.000 in.
Part Number:	bor400500
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 Yes/No:	Yes
Shape:	Round
Tip / Outlet Finish:	N/A
Title Extended:	Heavy Duty (Truck) - 3in Center-Center 24inx6.75in Round (Notched) - Specialty Muffler Part # 400500
Title:	Specialty Muffler Heavy Duty (Truck) 3in Center Inlet/ 3in Center Outlet 6.75in Round x 24in Long Body Notched Necks

Application Summary

Specialty Heavy Duty (Truck) Muffler - 3" Center Inlet/ 3" Center Outlet 6.75" Round x 24" Long Body 29" Overall Length. Universal Part. Reversible Design. Notched Necks.

Part Type

Exhaust Muffler

Data: v4.2 - Upd: 2026-10-13 15:24:51

Features

Alternate muffler with Un-Notched necks is 400436. If clamping, use 3" wide band clamps 18006.
Long body design works well on SUV and truck applications
Notched necks are designed for clamp in installation. Use 1" wide band clamps 18330.
Universal muffler. Reversible design.

Specifications

Product Attributes - UPC: 808422005005
Product Attributes - Brand: Borla
Product Attributes - Quantity: Sold individually.
Product Attributes - Part Type: Mufflers
Product Attributes - Case Shape: Round
Product Attributes - Reversible: No
Product Attributes - Product Line: Borla Specialty Mufflers
Product Attributes - Inlet Location: Center
Product Attributes - Inlet Quantity: 1
Product Attributes - Muffler Finish: Natural
Product Attributes - Outlet Location: Center
Product Attributes - Outlet Quantity: 1
Product Attributes - Muffler Material: 304 stainless steel
Product Attributes - Inlet Diameter (in.): 3.00 in.
Product Attributes - Overall Length (in.): 29.00 in.
Product Attributes - Internal Construction: Straight-through core
Product Attributes - Outlet Diameter (in.): 3.00 in.
Product Attributes - Case Exterior Length (in.): 24.00 in.
Product Attributes - Manufacturer's Part Number: 400500
Product Attributes - Case Outside Diameter (in.): 6.75 in.

Reference Information

Brand Name/s	Borla
StreetFX SKU	bor400500
SFX Item ID	4225222
Supplier Item Code	4225222
Manufacturer SKU	400500
Manufacturer UPC	808422005005
Alternative References	3in, 24in, 6.75in

Brochures

Primary brochure

Compatibility

Specialty Heavy Duty (Truck) Muffler - 3" Center Inlet/ 3" Center Outlet 6.75" Round x 24" Long Body 29" Overall Length. Universal Part. Reversible Design. Notched Necks.

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