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Engine Management

Collection: Engine Management

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COBB (138 products)
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FAST (77 products)
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413 products

JB4 Tuner for 2023+ Mercedes-Benz C43/GLC AMG 2.0L Hybrid (BETA)

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

JB4 Tuner for 2023+ Mercedes-Benz C43/GLC AMG 2.0L Hybrid (BETA)

No reviews
JB4 Tuner for Porsche 992 Carrera, S, T, & GTS

Sale

Regular price $799.00 USD

Regular price ~~$1,199.00 USD~~ Sale price $799.00 USD
Unit price per

JB4 Tuner for Porsche 992 Carrera, S, T, & GTS

No reviews

Sale
JB4 Tuner for 2010-2019 Ford Taurus SHO

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2010-2019 Ford Taurus SHO

No reviews
Group 12: JB4 Tuner for Audi 3.0TFSI Supercharged

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

Group 12: JB4 Tuner for Audi 3.0TFSI Supercharged

No reviews
JB4 Tuner for 2019+ Ford Ranger

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2019+ Ford Ranger

No reviews
JB4 Tuner for Ford Fiesta ST 2013-2023 4 cyl Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for Ford Fiesta ST 2013-2023 4 cyl Turbo

No reviews
JB4 Tuner for Alfa Romeo Quadrifoglio QV 2.9L

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

JB4 Tuner for Alfa Romeo Quadrifoglio QV 2.9L

No reviews
JB4 Performance Tuner for 2019+ Aston Martin Vantage BETA

Regular price $799.00 USD

Regular price Sale price $799.00 USD
Unit price per

JB4 Performance Tuner for 2019+ Aston Martin Vantage BETA

No reviews
JB4 Tuner for 2018+ Jeep Wrangler & Cherokee 2.0L Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2018+ Jeep Wrangler & Cherokee 2.0L Turbo

No reviews
S58 JB4 Tuner for 2020+ BMW F97 X3M & F98 X4M

Regular price $799.00 USD

Regular price Sale price $799.00 USD
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S58 JB4 Tuner for 2020+ BMW F97 X3M & F98 X4M

No reviews
JB4 Tuner for 2020-2026 Toyota Supra Mk5

Regular price From $529.00 USD

Regular price Sale price From $529.00 USD
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JB4 Tuner for 2020-2026 Toyota Supra Mk5

No reviews
JB4 for Porsche Macan S, GTS, Turbo Facelift, E3 Cayenne, S, & Panamera, S

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

JB4 for Porsche Macan S, GTS, Turbo Facelift, E3 Cayenne, S, & Panamera, S

No reviews
JB4 Performance Tuner for Infiniti Q50, Q60, & QX30 2.0T

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Performance Tuner for Infiniti Q50, Q60, & QX30 2.0T

No reviews
JB4 Tuner for 2017+ Porsche Carrera/S/GTS

Sale

Regular price $799.99 USD

Regular price ~~$1,199.00 USD~~ Sale price $799.99 USD
Unit price per

JB4 Tuner for 2017+ Porsche Carrera/S/GTS

No reviews

Sale
JB4 for Lexus LX 600 & GX 550 3.5L Twin Turbo (BETA)

Regular price $529.00 USD

Regular price Sale price $529.00 USD
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JB4 for Lexus LX 600 & GX 550 3.5L Twin Turbo (BETA)

No reviews
JB4 Tuner for Porsche 992 Turbo & Turbo S

Sale

Regular price $1,499.00 USD

Regular price ~~$1,899.00 USD~~ Sale price $1,499.00 USD
Unit price per

JB4 Tuner for Porsche 992 Turbo & Turbo S

No reviews

Sale
JB4 Tuner for 2022+ Range Rover 4.4L V8 Twin Turbo (BETA)

Regular price $699.00 USD

Regular price Sale price $699.00 USD
Unit price per

JB4 Tuner for 2022+ Range Rover 4.4L V8 Twin Turbo (BETA)

No reviews
JB4 Tuner for Subaru WRX, Ascent, Legacy, & Outback

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for Subaru WRX, Ascent, Legacy, & Outback

No reviews
Group 18: JB4 for EA888 Gen4 for Mk8 Golf R, Audi S3 8Y, Cupra Leon/Formentor

Regular price $549.00 USD

Regular price Sale price $549.00 USD
Unit price per

Group 18: JB4 for EA888 Gen4 for Mk8 Golf R, Audi S3 8Y, Cupra Leon/Formentor

No reviews
JB4 for 2018+ Lexus LS 500 3.5L Twin Turbo BETA

Sale

Regular price $529.00 USD

Regular price ~~$799.00 USD~~ Sale price $529.00 USD
Unit price per

JB4 for 2018+ Lexus LS 500 3.5L Twin Turbo BETA

No reviews

Sale

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