Borla® ProXS™ mufflers feature a straight-through, revesible design. They provide all welded construction and are built of 100% premium, high-quality T-304 austenitic stainless steel--stainless steel inside and out. Not mild steel, not aluminum, not mild steel coated with aluminum, not just wrapped with stainless steel on the outside for show, and not 400 series stainless steel. Comparing other materials and coated materials to T-304 stainless steel is like comparing silver-plated metal to solid gold! T-304 stainless steel has has a high chromium and nickel content, making it the most resistant to corrosion and therfore the most desireable material for a long-lasting exhaust system. Best of all, it's made in the USA and backed by Borla'®s unsurpassed Million-Mile warranty
Borla® 40665 ProXS™ Muffler, 2.5 Center In/Offset Out Borla
Borla® 40665 ProXS™ Muffler, 2.5 Center In/Offset Out
Sku # 21540665
Mfr. Part # 40665
Condition
New
Brand
Borla
Sold
Each
Details
Info

Borla® ProXS™ mufflers feature a straight-through, revesible design. They provide all welded construction and are built of 100% premium, high-quality T-304 austenitic stainless steel--stainless steel inside and out. Not mild steel, not aluminum, not mild steel coated with aluminum, not just wrapped with stainless steel on the outside for show, and not 400 series stainless steel. Comparing other materials and coated materials to T-304 stainless steel is like comparing silver-plated metal to solid gold! T-304 stainless steel has has a high chromium and nickel content, making it the most resistant to corrosion and therfore the most desireable material for a long-lasting exhaust system. Best of all, it's made in the USA and backed by Borla'®s unsurpassed Million-Mile warranty.

  • Straight-Though design
  • 2-1/2" centered single inlet
  • 2-1/2" offset single outlet
  • 24" long
  • T-304 Stainless Steel
  • Reversible - mount in either direction
  • Natural Mill Finish
  • Oval shape
  • Sold each
Specs
Sold in Quantity
Each
Inlet Location
Center
Finish
Natural
Inlet Quantity
One
Outlet Quantity
One
Overall Width
9.50
Overall Length
24.00
Overall Thickness
4.00
Inlet Diameter
2.5
Outlet Diameter
2.5
Material Type
304 Stainless Steel
Case Shape
Oval
Outlet Location
Offset
Muffler Type
Straight-Through
Exhaust Tip Included
No
MFG. Part #
40665
GTIN Code
808422406659
Reversible
Yes
Body Length
19.00
Tech Support
We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help.
About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.