
Big Gun Exhaust EVO Race Exhaust System for Yamaha YFZ450 - 09-24603
Big Gun Exhaust EVO Race Series Full System
- Hard anodized oval shaped aluminum muffler with red powder coated stainless steel end tip
- 304 stainless steel mid/head pipe with TIG welded reinforced muffler bracket(s)
- Huge horsepower and torque gains but lighter than stock exhaust and a removable screen-type USFS approved spark arrestor
- Sleek muffler design allows for maximum clearance for a smooth installation process
- Handmade in the USA with a 1 Year Limited Manufacturer Warranty
The EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried-and-true series that will save weight, add noticeable performance gains and sound tremendously better than stock.
| Product Line | Big Gun Exhaust EVO Race Series |
| Part Number | 09-24603 |
| Fitment Type | Model-Speicific Fitment |
| Use Type | |
| Unit Sale Qty | Each |
| Style | |
| Size | |
| Position | |
| Material | Stainless Steel |
| Color | |
| Finish | Hard anodized Aluminum Gray Muffler |
| Exhaust Configuration | Single Muffler Full Exhaust System |
| Muffler Size | |
| Muffler End/Tip Style | Red powder coated stainless steel end tip |
| California Emissions | TRUE |
| Product Disclaimer | |
| Fitment Note | When you put an aftermarket higher-flowing exhaust on a vehicle, it throws off the current air/fuel mixture that the vehicle is setup from the factory with, thus running is strongly recomended |
| Fitment Note | There Big Gun TFI Power Boxes come pre-set with a middle of the road setting already compensating for the aftermarket exhaust. Generally, about 80% of customers that we speak with don’t feel the need to adjust any further after installing it. |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2013 Yamaha YFZ450
2012 Yamaha YFZ450
2009 Yamaha YFZ450
2008 Yamaha YFZ450
2007 Yamaha YFZ450
2006 Yamaha YFZ450
2005 Yamaha YFZ450
2004 Yamaha YFZ450
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Big Gun Exhaust EVO Race Series Full System
- Hard anodized oval shaped aluminum muffler with red powder coated stainless steel end tip
- 304 stainless steel mid/head pipe with TIG welded reinforced muffler bracket(s)
- Huge horsepower and torque gains but lighter than stock exhaust and a removable screen-type USFS approved spark arrestor
- Sleek muffler design allows for maximum clearance for a smooth installation process
- Handmade in the USA with a 1 Year Limited Manufacturer Warranty
The EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried-and-true series that will save weight, add noticeable performance gains and sound tremendously better than stock.
| Product Line | Big Gun Exhaust EVO Race Series |
| Part Number | 09-24603 |
| Fitment Type | Model-Speicific Fitment |
| Use Type | |
| Unit Sale Qty | Each |
| Style | |
| Size | |
| Position | |
| Material | Stainless Steel |
| Color | |
| Finish | Hard anodized Aluminum Gray Muffler |
| Exhaust Configuration | Single Muffler Full Exhaust System |
| Muffler Size | |
| Muffler End/Tip Style | Red powder coated stainless steel end tip |
| California Emissions | TRUE |
| Product Disclaimer | |
| Fitment Note | When you put an aftermarket higher-flowing exhaust on a vehicle, it throws off the current air/fuel mixture that the vehicle is setup from the factory with, thus running is strongly recomended |
| Fitment Note | There Big Gun TFI Power Boxes come pre-set with a middle of the road setting already compensating for the aftermarket exhaust. Generally, about 80% of customers that we speak with don’t feel the need to adjust any further after installing it. |
| Fitment Note | |
| Fitment Note | |
| Fitment Note |
2013 Yamaha YFZ450
2012 Yamaha YFZ450
2009 Yamaha YFZ450
2008 Yamaha YFZ450
2007 Yamaha YFZ450
2006 Yamaha YFZ450
2005 Yamaha YFZ450
2004 Yamaha YFZ450



















