MegaBomb Exhaust Header 09-22 Yamaha YFZ 450 R X - FMF 044358

Transform your ATV’s power delivery with the FMF Racing MegaBomb 044358 header. Engineered for maximum performance, the MegaBomb increases output from stock engines by up to 3 horsepower while also reducing noise by as much as 1.5dB. Its advanced design delivers both exceptional torque at low revs and strong over-rev performance at higher RPMs. Constructed using premium American stainless steel, this header bolts on with ease for immediate gains whether you’re chasing holeshots or tackling competitive climbs.

Features

• Increases horsepower by up to 3hp over stock
• Delivers enhanced low-end torque and extended over-rev
• Reduces exhaust sound levels by approximately 1.5dB
• Fabricated from high-grade American stainless steel for durability
• Patent pending MegaBomb header design
• Simple bolt-on installation for quick power increase
• Designed for closed course competition use only

Specifications

• Type: Header
• Header Type: MegaBomb
• Header Construction: Stainless Steel
• Item ID: 044358
• Weight: 1.8 lbs (approx. 0.82 kg)
• CARB Compliancy: No

Vehicle Fitment

Yamaha

• YFZ450R (2009–2022)
• YFZ450X (2010–2011)