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USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 30 - Jul 5
For Your Every Summer RSVP, with Code: SUMMER15
Description
Big Gun 15-19 Polaris RZR 900/TRAIL/900S/RZR 4 900 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
4.5 ★★★★★
Based on 1174 reviews
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Product Reviews
★★★★★ 5
It works
Size: 17949N
Works great impressed
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 19, 2026
★★★★★ 5
Good and Cheap
Works great on my 1997 Honda Accord EX 2.2L. Great value for the money. Installed it myself. Only a 30 day warranty though.
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Reviewed in the United States on November 13, 2025
★★★★★ 4
Works well. Installation pe
Size: 17702N
Body of starter is longer than the original. Still fits but changing the starter on a BMW space is at a premium. Also had to grind down edge of battery cable to fit on solenoid. Aside from that starter was fine. Working well
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Reviewed in the United States on March 28, 2026
★★★★★ 5
Perfect
Size: 6656N
It for nicely.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Excellent
Size: 6656N
Product came before scheduled delivery and is working this is the 3rd starter and Amazon showed better than Ebay and other thank you Amazon
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Reviewed in the United States on March 23, 2026




