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Borla® 40665 Turbo XL Muffler for 2.5" Exhaust

Catalog #: 40665
BORLA Turbo XL Mufflers are designed for supreme street performance, offering high quality austenitic stainless steel, all-welded construction and more for increased horsepower and torque. Independent tests prove maximum flow capability.

Turbo XL models are recommended for larger engines. Turbo models for smaller motors up to small-block V8s.
  • 2.5" In
  • Dual 2.5" Out
Installation Notes
Installation Difficulty:
Level 3Advanced
  • Universal Application
  • Welding is Optional
  • Some Drilling or Modification May Be Required For Install
Installation Time: 2-3 hours
One Million Mile Warranty
  • Features: 304 Stainless Steel
  • Color: Stainless Steel
  • Motor: Universal
  • Material: Stainless Steel
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