BMW E46 Performance Software & Tuning

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +15HP +12LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3138953

Mfg#:

N4MS42

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$349.00

This product was last offered at the strikethrough price on
05-02-2026

$314.10 USD

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Lifetime Replacement

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3138969

Mfg#:

N4MS4325

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$349.00

This product was last offered at the strikethrough price on
05-02-2026

$314.10 USD

Add to Cart

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Lifetime Replacement

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 03/2003

Brand:

ES#:

3138996

Mfg#:

N745325

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$349.00

This product was last offered at the strikethrough price on
05-02-2026

$314.10 USD

Add to Cart

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Lifetime Replacement

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +4HP +7LB/FT gains! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 02/2003

Brand:

ES#:

3138970

Mfg#:

N4MS4330

ON SALE! SAVE 10%

$349.00

This product was last offered at the strikethrough price on
05-02-2026

$314.10 USD

Add to Cart

Free Shipping

Lifetime Replacement

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 03/2003

Brand:

ES#:

3138997

Mfg#:

N745330

ON SALE! SAVE 10%

$349.00

This product was last offered at the strikethrough price on
05-02-2026

$314.10 USD

Add to Cart

Free Shipping

Lifetime Replacement

Removes top speed limiter, raises rev limit to 8,250rpm, improves throttle response, and improves power output - max gains of 22hp and 16tq! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3604772

Mfg#:

N4S54MV

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Starting at $404.10 USD

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Lifetime Replacement

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 8,100rpm, improves throttle response, and improves power output! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3202633

Mfg#:

N4MSS54DK

ON SALE!

Starting at $314.10 USD

Customize

Free Shipping

Lifetime Replacement