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Flowmaster 2.5IN(D)/2.5OUT(D) Super 10 SS Muffler

Super 10™ Series 409S stainless steel, single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow® technology that is found in Flowmaster's other Super series mufflers to deliver maximum performance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability. Super 10 Series Stainless Steel - 2.50 in. IN/OUT - Aggressive Sound Universal Muffler - Some adaptation may be required.
  • 409S Stainless Steel Construction
  • Flowmaster Chambered Technology
  • Super Aggressive Sound
  • Flowmaster Reliability

The Flowmaster Super 10 Series muffler, part number 8425154, is designed for drivers seeking an extremely loud and aggressive exhaust sound. This single-chamber muffler features a 2.5-inch inlet and 2.5-inch outlet for compatibility with exhaust systems using matching tubing. Its universal design may require fabrication or adaptation during installation, making it a practical choice for custom exhaust applications.
Constructed from durable 16-gauge 409S stainless steel, the Flowmaster Super 10 muffler is fully MIG welded for dependable strength and long-term performance. Flowmaster chambered technology and patented Delta Flow technology help deliver maximum exhaust performance while maintaining the brand’s recognized reliability. The stainless steel construction also provides excellent resistance to corrosion in demanding exhaust environments.
Because of its highly aggressive sound profile, this Flowmaster Super 10 Series muffler is recommended for off-highway vehicles and competition applications rather than street-driven vehicles. Professional installation is recommended to ensure proper fitment, exhaust alignment, and secure welding or clamping. This product is not intended to meet emissions requirements for road use and may not be legal for use on public streets in all jurisdictions.

Features:

  • 409S stainless steel construction for durability and corrosion resistance
  • 16-gauge material with fully MIG-welded construction
  • Flowmaster chambered technology for performance-oriented exhaust flow
  • Patented Delta Flow technology
  • Super-aggressive exhaust sound designed for off-highway use
  • 2.5-inch inlet and 2.5-inch outlet
  • Universal muffler design; adaptation may be required
  • Flowmaster reliability for custom exhaust applications