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Borla

Borla Non-Spec Vehicle ALL CrateMuffler

MPN: 400939 Catalog #: 00828255 Category: Muffler Check Vehicle Fitment

Product Details

Resonator - Sound Level N/A Resonator For Resonator - 3 Center Inlet/ 3 Center Outlet 4 Round x 10 Long Body 14 Overall Length Universal Part Reversible Design.

Perfect for applications with limited space. If you want to lower the sound pressure level (SPL) of your CrateMuffler®s, you can install this resonator. This compact bottle / bullet style resonator can also be used as a universal resonator in any system of this diameter. The Resonator is designed to attenuate overall sound. This is perfect for customers looking to reduce the sound level 2-3 dB(A). This straight-through design will not degrade the performance of your vehicle. Resonator dimensions 3 Center Inlet/ 3 Center Outlet, 4 Round, 10 Long Body 15 Overall Length. Un-Notched necks are designed for weld in installation. 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. There is no logo embossment on this part. 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.

Resonator - Sound Level N/A Resonator - 3 Center Inlet/ 3 Center Outlet 4 Round x 10 Long Body 14 Overall Length Universal Part Reversible Design.

BORLA 400939: CrateMuffler; 3 in. In/Out; 3.5 in. Round x 10 in. Case Body; Center/Center; Rectangular; Resonator Option; T-304 Stainless Steel;

Crate Muffler

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Product Specs

Brand
Borla
Part Number
400939
Catalog Number
00828255
Product Line
CrateMuffler
Category
Exhaust
Type
Muffler
UPC / Barcode
808422009393
Vendor Product Category
Exhaust, Mufflers & Tips
Vendor Product Subcategory
Muffler
Length
18.30 in
Width
9.80 in
Height
6.10 in
Weight
5.40 lb
Units Per SKU
1
Freight / LTL
No
Air Restricted
No
Prop 65
Y
CARB Approved
Yes
Clearance Item
No

Shipping & Availability

Current status 7 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

PROP 65 WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Inventory shown: 7 available as of 6/4/2026.

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