Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

2018 Porsche 911 991 GT3 Coupe H6 4.0L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle 2018 Porsche 911 991 GT3 Coupe H6 4.0L
Your Vehicle 2018 Porsche 911 991 GT3 Coupe H6 4.0L
Change Clear

2018 Porsche 911 991 GT3 Coupe H6 4.0L Most Popular Parts

Sort By
Filter By
Return to Top

AWE SwitchPath Exhaust System - Porsche 997.2/991 GT3/RS

ES#4733195 - AWE991GT3SP - AWE SwitchPath Exhaust System - Porsche 997.2/991 GT3/RS - Retains the factory valve operation while providing a significant increase in power, weight reduction, and an eye-widening soundtrack. - AWE - Porsche

Retains the factory valve operation while providing a significant increase in power, weight reduction, and an eye-widening soundtrack. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4733195
Mfg#:
AWE991GT3SP
Ships on Jul 24, 2026
Starting at $3545.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Oil Pan with Filter & Gasket

ES#4768311 - 9G132102501 - Transmission Oil Pan with Filter & Gasket - Filter to remove debris from the transmission fluid in the transmission - Hengst - Porsche
ECS Tuning recommends this product.

Filter to remove debris from the transmission fluid in the transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Hengst - Corporate Logo
ES#:
4768311
Mfg#:
9G132102501
In Stock
$362.99 USD
Free Shipping
on orders $49 and up

Porsche Dual Clutch PDK Transmission Oil Service Kit

ES#4045430 - 9G132102500K - Porsche Dual Clutch PDK Transmission Oil Service Kit - Featuring Dual-Clutch Transmission Oil Pan, Transmission Oil, Gasket, Filter, drain plugs and all hardware/seals - Vaico - Porsche

Featuring Dual-Clutch Transmission Oil Pan, Transmission Oil, Gasket, Filter, drain plugs and all hardware/seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4045430
Mfg#:
9G132102500K
In Stock at Vendor
$1604.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer Kit - 23mm

ES#2702495 - 001366ECS23KT - ECS Wheel Spacer Kit - 23mm - Includes one pair of wheel spacers with lug bolts - ECS - Porsche

Includes one pair of wheel spacers with lug bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2702495
Mfg#:
001366ECS23KT
Ships on Nov 2, 2026
Auto Notify
$211.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline Porsche 981/991/718 LED Side Markers Set - Clear

ES#4691184 - EL73.CLEAR - Rennline Porsche 981/991/718 LED Side Markers Set - Clear - Great way to give your exterior a subtle but modern upgrade! - Rennline - Porsche

Great way to give your exterior a subtle but modern upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4691184
Mfg#:
EL73.CLEAR
In Stock
$95.00 USD
Free Shipping
on orders $49 and up

Rennline Wheel Spacer Kit - 5mm

ES#3613671 - ls-105mmKT - Rennline Wheel Spacer Kit - 5mm - Includes one pair of 5mm spacers and black zinc coated extended-length lug bolts for your Porsche - Rennline - Porsche

Includes one pair of 5mm spacers and black zinc coated extended-length lug bolts for your Porsche affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3613671
Mfg#:
LS-105MMKT
Ships in 5 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

20" V-FF 101 Style Wheels - Set Of Four

ES#3076117 - 10120GM991NBRkt - 20" V-FF 101 Style Wheels - Set Of Four - 20"x11" ET55 71.5CB 5x130 Carbon Graphite - Vorsteiner - Audi Volkswagen Porsche

20"x11" ET55 71.5CB 5x130 Carbon Graphite affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vorsteiner - Corporate Logo
ES#:
3076117
Mfg#:
10120GM991NBRKT
Ships on Aug 5, 2026
$2740.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Rennline 72mm OEM+ R14 Porsche Lug Bolts Sets Of 10

ES#4745578 - LS22.72MM.BLK - Rennline 72mm OEM+ R14 Porsche Lug Bolts Sets Of 10 - 72MM (42MM Under Seat) ideal for 10-12mm Spacers - Rennline - Porsche

72MM (42MM Under Seat) ideal for 10-12mm Spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4745578
Mfg#:
LS22.72MM.BLK
In Stock
$85.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 10mm

ES#2855677 - 001366ecs10KT2 - ECS Wheel Spacers - 10mm - One pair of wheel spacers without lug bolts - ECS - Audi Volkswagen Porsche

One pair of wheel spacers without lug bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2855677
Mfg#:
001366ECS10KT2
In Stock
ON SALE! SAVE 25%
$168.99

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

$126.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline 77mm OEM+ R14 Porsche Lug Bolts Sets Of 10

ES#4715777 - LS22.77MM.BLK - Rennline 77mm OEM+ R14 Porsche Lug Bolts Sets Of 10 - 77MM (47MM Under Seat) ideal for 15mm Spacers - Rennline - Porsche

77MM (47MM Under Seat) ideal for 15mm Spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4715777
Mfg#:
LS22.77MM.BLK
In Stock
$85.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Bump Steer Kit

ES#2840485 - S7510 - Front Bump Steer Kit - Dial in your alignment after lowering - Rennline - Porsche

Dial in your alignment after lowering affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840485
Mfg#:
S7510
Ships in 4 Business Days
$256.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motylgear Manual Transmission / Differential Fluid (75w-90) - 1 Liter

ES#261389 - 317011 - Motylgear Manual Transmission / Differential Fluid (75w-90) - 1 Liter - Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes - Motul - Audi BMW Volkswagen MINI Porsche

Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motul - Corporate Logo
ES#:
261389
Mfg#:
317011
Ships on Aug 3, 2026
Auto Notify
10% off MSRP

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

$20.44

This product was last offered at the strikethrough price on
07-06-2026

$18.40 USD
Free Shipping
on orders $49 and up

RSL29 Yellow Endurance Racing Brake Pads - Front

ES#3546088 - 492429 - RSL29 Yellow Endurance Racing Brake Pads - Front - Popular street and endurance racing pad. Same friction material used in several European racing series. - Pagid Racing - Porsche

Popular street and endurance racing pad. Same friction material used in several European racing series. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for vehicles with PCCB brakes (yellow calipers)

Brand:
Pagid Racing - Corporate Logo
ES#:
3546088
Mfg#:
492429
In Stock
$720.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT “OBD-LOCK” ODB Port Locking Tool

ES#4766229 - VTT-OBD-LOCK - VTT OBD-LOCK ODB Port Locking Tool - Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz Porsche

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles Produced After 1995

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4766229
Mfg#:
VTT-OBD-LOCK
In Stock
ON SALE! SAVE 15%
$97.99

This product was last offered at the strikethrough price on
07-02-2026

$83.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings