Take full control of your BMW's exhaust valves to control exhaust volume and tone.
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4172027
Mfg#:
R660-0001
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$358.99
This product was last offered at the strikethrough price on 06-24-2026
Universal 4" exhaust tips with a 2.75" inlet
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4883966
Mfg#:
D663-0601-BOX
Ships on Jul 23, 2026
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$107.99
This product was last offered at the strikethrough price on 06-24-2026
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade the exhaust sound of your BMW - T304 Stainless Steel with Electronic Valves & Cast Y-Pipe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Requires minor mid-pipe modifications
Upgrade your sound while keeping your factory valved muffler installed. While your upgrading sound receive a FREE ignition upgrade with performance B-series coils and NGK spark plugs.
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Brand:
ES#:
4876425
Mfg#:
048013LAEBKT1
Ships in 1-3 days
ON SALE!
$892.63
This product was last offered at the strikethrough price on 01-03-2026
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.
Lifetime Replacement
