It looks like we don't have any community posts for this product right now — Got relevant content to contribute?

About FireBrand 4in. Grand Prix Slip-Ons Mufflers

FireBrand 4in. Grand Prix Slip-Ons Mufflers

  • 28. 5in. long muffler bodies capped with billet aluminum MotoGP inspired end caps featuring chrome honeycomb-hex inserts
  • Free-flowing 2. 5in. baffles, featuring stainless perforated cores and dual layer packing; deliver an aggressively deep sound and increased performance
  • Engineered to maximize power in both stock and high-performance motors
  • Fit with extended saddlebags and skirts
  • Baffles are removable and re-packable
  • Compatible with OEM and most aftermarket head pipes
  • Sold in pairs
  • Made in the U. S. A.

Warning:  California Proposition 65

Get Real Into It.

Sign up for the latest scoop on the products that matter in the motorcycle community.

PureMoto Network

Top brands and retailers together helping you locate and buy motorcycle products.

Search Nearby Retailers

See what is in stock at your local retailer. Put it on hold for pickup today.

Have it Delivered

We find it in stock and deliver to you from the nearest source.

PureMoto Influencers

As seen on Youtube Dirt N' Iron and Bike Builds with Aaron Colton.