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Your Vehicle 2018 Porsche 911 991 Turbo Convertible H6 3.8L

2018 Porsche 911 991 Turbo Convertible H6 3.8L Exhaust Parts & Accessories

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ES#4007189 - 028092ecs10aKT -  3.0" Stainless Steel 3-Bolt Flange - Priced Each - Universal 3-Bolt flange for your custom exhaust project. Extra thick 10mm flange to avoid warping. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Universal 3-Bolt flange for your custom exhaust project. Extra thick 10mm flange to avoid warping. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4007189
Mfg#:
028092ECS10AKT
In Stock
ON SALE! SAVE 25%
$27.99

This product was last offered at the strikethrough price on
06-13-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4932051 - EX32 - Rennline Titanium Valved Exhaust System - Porsche 991.2 - Unleash the raw sound of your Porsche 991.2 with the Ultimate Performance Valved Exhaust by Rennline! - Rennline - Porsche

Unleash the raw sound of your Porsche 991.2 with the Ultimate Performance Valved Exhaust by Rennline! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4932051
Mfg#:
EX32
In Stock at Vendor
Starting at $2500.00 USD
Free Shipping
ES#3981099 - 991turboKT2 - 14-18 991 Turbo Full Sport System - Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981099
Mfg#:
991TURBOKT2
Ships on Sep 21, 2026
$12472.99 USD
Free Shipping
ES#3981103 - 991turboKT6 - 14-18 991 Turbo Turbo-Back Race System - Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981103
Mfg#:
991TURBOKT6
Ships on Sep 21, 2026
$8173.99 USD
Free Shipping
ES#3981097 - 991turboKT - 14-18 991 Turbo Full Race System - Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981097
Mfg#:
991TURBOKT
Ships on Sep 21, 2026
$13339.99 USD
Free Shipping
ES#3643384 - 247201 - 14-18 991 Turbo Performance Headers - More flow for less restrictions, don't let your exhaust be the weak point of power - Supersprint - Porsche

More flow for less restrictions, don't let your exhaust be the weak point of power affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3643384
Mfg#:
247201
Ships on Sep 21, 2026
$5036.99 USD
Free Shipping
ES#3981101 - 991turboKT4 - 14-18 991 Turbo-Back Sport System - Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981101
Mfg#:
991TURBOKT4
Ships on Sep 21, 2026
$7436.99 USD
Free Shipping
ES#3981102 - 991turboKT5 - 14-18 991 Turbo Turbo-Back Sport System - Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981102
Mfg#:
991TURBOKT5
Ships on Sep 21, 2026
$7566.00 USD
Free Shipping
ES#3981104 - 991turboKT7 - 14-18 991 Turbo Turbo-Back Race System - Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981104
Mfg#:
991TURBOKT7
Ships in 3 Business Days
$8302.99 USD
Free Shipping
ES#3981100 - 991turboKT3 - 14-18 991 Turbo Full Sport System - Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981100
Mfg#:
991TURBOKT3
Ships on Sep 21, 2026
$12602.99 USD
Free Shipping
ES#3981098 - 991turboKT1 - 14-18 991 Turbo Full Race System - Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips - Supersprint - Porsche

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3981098
Mfg#:
991TURBOKT1
Ships on Sep 21, 2026
$13209.99 USD
Free Shipping

All the hardware and gaskets that you would need to replace your turbochargers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
4883348
Mfg#:
9A211121500KT
Ships in 4 Business Days
$615.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2986535 - 006555ecs04a02KT - ECS UNIVERSAL Swivel Exhaust Tips - 3.5" Black Chrome - Pair - Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
2986535
Mfg#:
006555ECS04A02KT
In Stock
ON SALE! SAVE 10%
$155.99

This product was last offered at the strikethrough price on
06-13-2026

$140.38 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3658972 - 020923ECS01 -  Build-Your-Own Universal Vacuum-Actuated Exhaust Cutout Kit - Single Cutout - Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3658972
Mfg#:
020923ECS01
In Stock
ON SALE!
Starting at $57.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2986534 - 006555ecs04a01KT - ECS UNIVERSAL Swivel Exhaust Tips - 3.5" Chrome - Pair - Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
2986534
Mfg#:
006555ECS04A01KT
In Stock
ON SALE! SAVE 15%
$155.99

This product was last offered at the strikethrough price on
06-13-2026

$132.58 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2918636 - 003358ECS03A02 - ECS UNIVERSAL Swivel Exhaust Tip - 4.0" Black Chrome - Priced Each - Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
ECS - Corporate Logo
ES#:
2918636
Mfg#:
003358ECS03A02
In Stock
ON SALE!
$113.99

This product was last offered at the strikethrough price on
06-13-2026

$110.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Parts & Accessories

From stock exhaust system repairs to polished stainless steel performance exhaust, we have exhaust pipes, mufflers, resonators, and catalytic converters from the most respected suppliers in the business. Go loud, stay soft, look good with exhaust parts and systems from ECS Tuning.

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

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