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Engine Management

Collection: Engine Management

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COBB (138 products)
Custom Performance Engineering (1 products)
FAST (77 products)
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Tuners (91 products)

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413 products

JB4 for 2022+ Toyota Land Cruiser Twin Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 for 2022+ Toyota Land Cruiser Twin Turbo

No reviews
JB4 for 2022+ Toyota Tundra 3.4L Twin Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 for 2022+ Toyota Tundra 3.4L Twin Turbo

No reviews
JB4 Tuner for 2022+ Ford Maverick & Mondeo 2.0L EcoBoost

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2022+ Ford Maverick & Mondeo 2.0L EcoBoost

No reviews
Group 16: JB4 Tuner for Audi EA888 Gen4 2.0 TFSI 261hp & 265hp

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

Group 16: JB4 Tuner for Audi EA888 Gen4 2.0 TFSI 261hp & 265hp

No reviews
Group 15: JB4 for Audi EA825 4.0TT C8 RS6/7, RS Q8, SQ7/8, & Urus

Sale

Regular price $899.00 USD

Regular price ~~$1,199.00 USD~~ Sale price $899.00 USD
Unit price per

Group 15: JB4 for Audi EA825 4.0TT C8 RS6/7, RS Q8, SQ7/8, & Urus

No reviews

Sale
JB4 for Kia / Hyundai / Genesis 3.5L Turbo SmartStream (V4)

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

JB4 for Kia / Hyundai / Genesis 3.5L Turbo SmartStream (V4)

No reviews
JB4 for 2019+ Ford Edge ST & 2022+ Ford Edge 2.0T

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 for 2019+ Ford Edge ST & 2022+ Ford Edge 2.0T

No reviews
JB4 Performance Tuner for Fiat Abarth

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Performance Tuner for Fiat Abarth

No reviews
McLaren JB4 Performance Tuner for M838T Engines (BETA)

Sale

Regular price $1,399.00 USD

Regular price ~~$1,599.00 USD~~ Sale price $1,399.00 USD
Unit price per

McLaren JB4 Performance Tuner for M838T Engines (BETA)

No reviews

Sale
JB4 Tuner for 2021+ Toyota GR Yaris & GR Corolla Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2021+ Toyota GR Yaris & GR Corolla Turbo

No reviews
JB4 Tuner for 2016+ Ford Focus RS & ST

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2016+ Ford Focus RS & ST

No reviews
S58 JB4 Tuner for 2021+ BMW G80 M3, G82 G83 M4, & 2023+ G87 M2

Regular price $799.00 USD

Regular price Sale price $799.00 USD
Unit price per

S58 JB4 Tuner for 2021+ BMW G80 M3, G82 G83 M4, & 2023+ G87 M2

No reviews
JB4 Tuner for Mazda 2.5L Turbo

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for Mazda 2.5L Turbo

No reviews
JB4 Tuner for 2016+ Ford Explorer including ST

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for 2016+ Ford Explorer including ST

No reviews
Group 14: JB4 for Audi and others B8/8.5 EA888 Gen2

Regular price $479.00 USD

Regular price Sale price $479.00 USD
Unit price per

Group 14: JB4 for Audi and others B8/8.5 EA888 Gen2

No reviews
Group 13: JB4 Tuner for VW MK6 2.0TSI GTI, R, GLI, CC, S3, Tiguan MK1&2

Regular price $479.00 USD

Regular price Sale price $479.00 USD
Unit price per

Group 13: JB4 Tuner for VW MK6 2.0TSI GTI, R, GLI, CC, S3, Tiguan MK1&2

No reviews
JB4 Tuner for 2020+ Mercedes-Benz A35 AMG, CLA 35 AMG, GLA 35 AMG, & GLB

Regular price $579.00 USD

Regular price Sale price $579.00 USD
Unit price per

JB4 Tuner for 2020+ Mercedes-Benz A35 AMG, CLA 35 AMG, GLA 35 AMG, & GLB

No reviews
JB4 Tuner for Acura

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for Acura

No reviews
JB4 Tuner for 2014+ Porsche 911 Turbo & Turbo S

Sale

Regular price From $899.00 USD

Regular price ~~$1,299.00 USD~~ Sale price From $899.00 USD
Unit price per

JB4 Tuner for 2014+ Porsche 911 Turbo & Turbo S

No reviews

Sale
Group 11: JB4 Tuner for Audi 4.0TFSI

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

Group 11: JB4 Tuner for Audi 4.0TFSI

No reviews

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