Big Gun 97-01 Yamaha Warrior 350 Rev Box 2013-gmc-sierra-1500-sl-esi8949157 Dual 3-1/2 IN Diameter 304

Dual 3-1/2 IN Diameter 304 Stainless Steel Clamp-On Exhaust Tips

This 100% polyester

White Led Backlighting And Illuminated Needle Ensure Excellent Readability Day Or Night

7 Hrs Runtime

6L PENTASTAR Thrust Washer

Big Gun 97-01 Yamaha Warrior 350 Rev Box 2013-gmc-sierra-1500-sl-esi8949157 Dual 3-1/2 IN Diameter 304If you are looking to swap out your stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly priced OEM replacement boxes. It increases the overall RPM limit over the stock box and advances the timing curve. Easy direct plug in replacement to stock CDI box Increases overall RPM limit 6 Month Limited Warranty Advanced timing curve