2018 Porsche 911 991 GT3 Coupe H6 4.0L Performance Exhaust Parts

Add up to +26 HP and +38 lb-ft of torque with this valve-controlled 304 stainless cat-back exhaust, delivering aggressive sound, improved throttle response, and easy bolt-on performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4660615

Mfg#:

49-36450-H

20% off MSRP

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

$4495.00

This product was last offered at the strikethrough price on
05-27-2026

$3596.00 USD

Add to Cart

Lifetime Replacement

Gain up to +22 HP and +33 lb-ft of torque with this valve-controlled 304 stainless exhaust, delivering an aggressive tone, improved flow, and true bolt-on performance with factory-style fitment. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4680395

Mfg#:

49C36441

20% off MSRP

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

$2545.00

This product was last offered at the strikethrough price on
05-27-2026

$2036.00 USD

Add to Cart

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Lifetime Replacement

Add up to +26 HP and +38 lb-ft of torque with this valve-controlled 304 stainless cat-back exhaust, delivering aggressive sound, improved throttle response, and easy bolt-on performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4680389

Mfg#:

49-36450-B

20% off MSRP

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

$4495.00

This product was last offered at the strikethrough price on
05-27-2026

$3596.00 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

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