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Burger Motorsports JB4 - Kia / Hyundai / Genesis 2.0L Turbo JB4 Performance Tuner (V1)

Marsoni M251S
Sale price$299.50
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Get it in 3 business days with 1 day shipping. Friday, May 29
Burger Motorsports JB4 - Kia / Hyundai / Genesis 2.0L Turbo JB4 Performance Tuner (V1)Power gains of up to 80whp and 80wtq to the wheels on a stock vehicle Now includes the JB4PRO adapter and free app! The JB4 is a plug and play Kia Hyundai Genesis tuner that plugs into easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag. Unlike other tuning systems the JB4 includes a fully programmable CANbus system, upgradable firmware,
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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]
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4.9 ★★★★★
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Verified Purchase
Namalene
Grantham, US
★★★★★ 5
Honda Crv 2019
Who's took my 2019 Honda CRV in for an oil change and to get the engine and cabin filters replaced. They fit and worked great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
T
Verified Purchase
Thomas M Hrabar
Lake Worth, US
★★★★★ 5
Great value for the price
Perfect fit,good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 11, 2025
A
Verified Purchase
Allen
Whiting, US
★★★★★ 5
Power steering leak
Worked great. No problem at all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 16, 2026
C
Verified Purchase
ChrisA
Alexandria, US
★★★★★ 5
perfect fit for 2005 acura rsx s-type
Why did you pick this product vs others?: fixed my PS pump leak fast.
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Reviewed in the United States on July 7, 2025
J
Verified Purchase
J.P.
Lake Worth, US
★★★★★ 5
So good. No more whine!
Worked like a charm on a 2007 & 2009 Accord 4cyl
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025

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