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Your Vehicle 2016 Porsche 911 991 Carrera 4S Convertible H6 3.8L

2016 Porsche 911 991 Carrera 4S Convertible H6 3.8L Performance Engine Parts

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ES#5457432 - UVM76MMDUALOUTx1 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 1 Muffler - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457432
Mfg#:
UVM76MMDUALOUTX1
Ships in 1 Business Day
$399.99 USD
Free Shipping
ES#5457431 - UVM.63MM.X2 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 2 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457431
Mfg#:
UVM.63MM.X2
Ships in 1 Business Day
$599.99 USD
Free Shipping
ES#5457426 - UVM63MMTSTYLEX1 - Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457426
Mfg#:
UVM63MMTSTYLEX1
Ships in 1 Business Day
$499.99 USD
Free Shipping
ES#5457437 - UVM.89MM.X1 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.5" (89mm) - 1 Muffler - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457437
Mfg#:
UVM.89MM.X1
Ships in 1 Business Day
$399.99 USD
Free Shipping
ES#5457433 - UVM76MMDUALOUTx2 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 3.0" (76mm) - 2 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457433
Mfg#:
UVM76MMDUALOUTX2
Ships in 1 Business Day
$599.99 USD
Free Shipping
ES#5457424 - UVM63MMDUALOUTX2 - Universal Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 2 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457424
Mfg#:
UVM63MMDUALOUTX2
Ships in 1 Business Day
$599.99 USD
Free Shipping

Engages water-methanol system at 35PSI Adjustable from 25-50psi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826280
Mfg#:
81081
Ships in 2 Business Days
$74.99 USD
Free Shipping
on orders $49 and up
ES#4686062 - UVM.63MM.x1 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 2.5" (63mm) - 1 Muffler - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
4686062
Mfg#:
UVM.63MM.X1
Ships in 5 Business Days
$399.99 USD
Free Shipping
on orders $49 and up

Flow-bench optimized to provide maximum performance with your factory intake system! 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:
APR - Corporate Logo
ES#:
4690597
Mfg#:
RF100031
Ships on Jul 1, 2026
50% off MSRP

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

$125.99

This product was last offered at the strikethrough price on
12-29-2025

$62.99 USD
Free Shipping

Quick connect union T-fitting for 1/4" Nylon affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826282
Mfg#:
82040
Special Order: No Guaranteed ETA
$23.99 USD
Free Shipping
on orders $49 and up
ES#4680385 - 49-36406-1P - MACH Force-Xp 3 IN to 2-1/2 IN 304 Stainless Steel Cat-Back Exhaust System - Polished Tips - Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. - AFE - Porsche

Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4680385
Mfg#:
49-36406-1P
Back Ordered
20% off MSRP

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

$4180.00

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

$3344.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4680383 - 49-36406-1B - MACH Force-Xp 3 IN to 2-1/2 IN 304 Stainless Steel Cat-Back Exhaust System - Black Tips - Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. - AFE - Porsche

Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4680383
Mfg#:
49-36406-1B
Back Ordered
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
This product is lifetime replacement eligible Lifetime Replacement
ES#4680384 - 49-36406-1C - MACH Force-Xp 3 IN to 2-1/2 IN 304 Stainless Steel Cat-Back Exhaust System - Carbon Fiber Tips - Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. - AFE - Porsche

Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4680384
Mfg#:
49-36406-1C
Back Ordered
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
This product is lifetime replacement eligible Lifetime Replacement
ES#5457436 - UVM.76MM.X2 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457436
Mfg#:
UVM.76MM.X2
Back Ordered
$599.99 USD
Free Shipping
ES#5457435 - UVM.76MM.X1 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 1 Muffler - 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 - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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:
Valvetronic Designs - Corporate Logo
ES#:
5457435
Mfg#:
UVM.76MM.X1
Back Ordered
$399.99 USD
Free Shipping

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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Manufacturer names and/or part numbers are used only for identification purposes.

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