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Engine Management

Collection: Engine Management

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COBB (140 products)
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Tuners (91 products)

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376 products

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
Group 10: JB4 Tuner for VW Jetta & Golf EA211 1.4L TSI

Regular price $429.00 USD

Regular price Sale price $429.00 USD
Unit price per

Group 10: JB4 Tuner for VW Jetta & Golf EA211 1.4L TSI

No reviews
Group 9: JB4 Tuner 2017+ Audi RS3 & TTRS

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

Group 9: JB4 Tuner 2017+ Audi RS3 & TTRS

No reviews
JB4 for Ford Mustang 2.3L EcoBoost

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 for Ford Mustang 2.3L EcoBoost

No reviews
JB4 Performance Tuner for Mercedes-Benz C63, E63, GT, GLC, Including S models

Regular price $799.00 USD

Regular price Sale price $799.00 USD
Unit price per

JB4 Performance Tuner for Mercedes-Benz C63, E63, GT, GLC, Including S models

No reviews
JB4 for 2017+ Porsche 718

Sale

Regular price $629.00 USD

Regular price ~~$799.00 USD~~ Sale price $629.00 USD
Unit price per

JB4 for 2017+ Porsche 718

No reviews

Sale
Group 8: JB4 Tuner Gen3B

Regular price $479.00 USD

Regular price Sale price $479.00 USD
Unit price per

Group 8: JB4 Tuner Gen3B

No reviews
Alfa Romeo 2.0L JB4 Tuner

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

Alfa Romeo 2.0L JB4 Tuner

No reviews
Group 7: JB4 SENT Tuner for Audi B9 S4/S5/SQ5/RS4/RS5

Regular price $599.00 USD

Regular price Sale price $599.00 USD
Unit price per

Group 7: JB4 SENT Tuner for Audi B9 S4/S5/SQ5/RS4/RS5

No reviews
JB4 Tuner for Maserati Ghibli, Quattroporte, Levante, & Grecale 3.0L

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per

JB4 Tuner for Maserati Ghibli, Quattroporte, Levante, & Grecale 3.0L

No reviews

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