FMF PowerBomb Exhaust Header 03-15 Yamaha 450 YFZ YZ WR F - FMF 044033

The FMF Racing PowerBomb 044033 is a high-performance four-stroke header engineered to provide exceptional power gains and improved exhaust flow for off-road enthusiasts. Featuring FMF’s patented PowerBomb module, this header is precisely designed to increase flow by up to 10% by expanding and accelerating exhaust gas velocity. The innovative chamber design acts as a pre-muffler, helping to reduce overall sound output while delivering targeted power characteristics—ideal for competitive riders seeking both performance and compliance.

Features

• Notice: Closed Course Use Only
• Incorporates FMF’s patented PowerBomb module for performance gains
• Increases exhaust flow by nearly 10%
• Expands and cools exhaust air before ramping up velocity
• Pre-muffler chamber helps decrease sound output
• Moto version designed for mid to upper RPM power delivery
• Stainless steel construction for durability
• Lightweight at 1.5 lbs
• FMF item ID: 044033

Specifications

• Type: Header
• Header Construction: Stainless Steel
• Header Type: PowerBomb
• Version: Moto
• Weight: 1.5 lbs
• Carb Warning: No

Vehicle Fitment

Yamaha

• WR450F (2003–2006)
• YFZ450 (2004–2009, 2012–2015)
• YZ450F (2003–2006)

Supplier SKU: 06-233.FMF.PBS. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.