Audi B9 S4 Quattro 3.0T ECS Tuning Performance Cat-Back Exhausts

ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

4369839

Mfg#:

026018ECS

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Starting at $1427.58 USD

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Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4751050

Mfg#:

026018ECSEBKT

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$3293.99

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

$2549.00 USD

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Lifetime Replacement