BMW E63 645Ci N62 4.4L Performance Exhaust Mufflers

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

Brand:

ES#:

5457438

Mfg#:

UVM.89MM.X2

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

Brand:

ES#:

5457433

Mfg#:

UVM76MMDUALOUTX2

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

Brand:

ES#:

5457423

Mfg#:

UVM63MMDUALOUTX1

A low exhaust note with a free flow design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3026170

Mfg#:

788535-788505

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

Brand:

ES#:

5457434

Mfg#:

UVM76MMTSTYLEX1

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

Brand:

ES#:

5457432

Mfg#:

UVM76MMDUALOUTX1

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

Brand:

ES#:

5457431

Mfg#:

UVM.63MM.X2

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

Brand:

ES#:

5457426

Mfg#:

UVM63MMTSTYLEX1

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

Brand:

ES#:

5457437

Mfg#:

UVM.89MM.X1

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

Brand:

ES#:

5457424

Mfg#:

UVM63MMDUALOUTX2

100% handcrafted in Italy. Stainless steel construction. Legendary sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4039819

Mfg#:

788537KT

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

Brand:

ES#:

4686062

Mfg#:

UVM.63MM.X1

For an aggressive, sporty tone affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

1876933

Mfg#:

18107841940

6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$1165.99

This product was last offered at the strikethrough price on
06-14-2026

$1090.99 USD

Add to Cart

Lifetime Replacement

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

Brand:

ES#:

5457436

Mfg#:

UVM.76MM.X2

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

Brand:

ES#:

5457435

Mfg#:

UVM.76MM.X1