Best in 7 days
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Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 18 - Jul 23
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Big Gun 15-23 Yamaha YFZ 450R Power BoxThe Big Guns TFI (Throttle and Fuel Injection) Power Box delivers an effortless performance boost by optimizing throttle mapping and fuel delivery. Simple to install and tuned for broad compatibility, this plug and play module sharpens throttle response, smooths power delivery, and enhances mid range torque, all without sacrificing reliability. Designed with durability in mind, the TFI Power Box features rugged construction and weather resistant
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.5 ★★★★★
Based on 408 reviews
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Product Reviews
★★★★★ 5
Great for husky boys
Size: XX-Large, Color: White, Size: XX-Large, Color: White
Perfect fit for my son
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 30, 2025
★★★★★ 3
Good product
Size: X-Large, Color: White
Great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 5, 2026
★★★★★ 5
Great value
Size: X-Large, Color: Blue Grey
This is a great shirt and the price is right too !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 15, 2025
★★★★★ 4
As described
Size: XX-Large, Color: White
As described
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 12, 2025
★★★★★ 5
Very nice shirt
Size: Large, Color: Skin Pink
Color was just as pictured. Nice cool silky material. True to size. Love it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 3, 2025
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