Audi A4 BorgWarner K04 Turbochargers

Great bolt on performance upgrade that can be used with or without specific programming Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

3364

Mfg#:

058145703KO4

$1831.99 USD

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Lifetime Replacement

Great bolt on performance upgrade that can be used with or without specific programming 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

3365

Mfg#:

058145703KO4WGKT

$1938.99

This product was last offered at the strikethrough price on
08-25-2026

$1893.99 USD

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Lifetime Replacement

Upgrade your longitudinal 1.8T with this complete K04 turbocharger and Ajusa sealing hardware bundle. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5516702

Mfg#:

058145703KO42KT

$1868.99 USD

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on orders $49 and up

Lifetime Replacement