** Please allow up to 4-5 weeks custom build and ship **


Works well on stock engines as well as modified drag builds and everything in between!

MonsterPipe ATV Exhaust systems with exclusive Huge fully stepped head pipe gives you more flow potential . This is why our system gives you maximum horsepower gain that scares the competition.

Fully Stepped, Bigger is Better !!

More exhaust out, equals more air in, and more Horsepower !!!

Forget about mild steel with rusty head pipes & ceramic coated mild steel. They all Rust. MonsterPipe is Stainless Steel purge Tig Welded .

A Beautiful work of art.

Why MONSTER system eats the competition:

* Exclusive billet modular rebuildable design.

* CNC Billet pinch design (eliminates hose clamp! )

* 4 screws to remove guts for repacking (eliminates rivets)

* 12 way directional tip adjustment.

* Over 25 years of Research & Development in 4-stroke Pipe Design

* MonsterPipeā„¢ HUGE STAINLESS STEEL HEAD PIPES AND FULLY STEPPED MID PIPE means Monster Horsepower & Torque Increase !

* Monster logo is Lazered Stainless. NOT a sticker !

* Major weight savings over stock.

*Speed & Beauty

*The only exhaust system your friends will be jealous of.

Spark arrestors and heat shields sold separately


Monster Exhaust - YFZ450 Single

  • Brand: Monster Pipes
  • Product Code: MP-YFZ450-SINGLE
  • Availability: In Stock
  • $545.00


Available Options


Tags: Monster, Exhaust, Raptor, Duals, Yamaha, YFZ450, Exhaust Pipes, exhaust, sparks, racing, curtis, duals, monster, pipe, raptor pipes