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

Menu

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

2011 Porsche 911 997 GT3 RS 4.0 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
garage-red
Your Vehicle 2011 Porsche 911 997 GT3 RS 4.0 Coupe H6 4.0L
Your Vehicle 2011 Porsche 911 997 GT3 RS 4.0 Coupe H6 4.0L
Change Clear

2011 Porsche 911 997 GT3 RS 4.0 Coupe H6 4.0L Engine Parts & Accessories

Sort By
Filter By
Return to Top

Top Tec 4100 (5w-40) - 5 Liter

ES#2785335 - 2330 - Top Tec 4100 (5w-40) - 5 Liter - Designed for engines with multi-valve technology and turbochargers - Liqui-Moly - BMW Volkswagen Porsche

Designed for engines with multi-valve technology and turbochargers 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
2785335
Mfg#:
2330
In Stock
34% off MSRP

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

$102.99

This product was last offered at the strikethrough price on
03-12-2026

$67.95 USD
Free Shipping
on orders $49 and up

APR Throttle Booster

ES#4624165 - EM100050 - APR Throttle Booster - Wireless Controller with Blutooth Mobile connectivity - APR - Audi Volkswagen Porsche

Wireless Controller with Blutooth Mobile connectivity Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4624165
Mfg#:
EM100050
In Stock
ON SALE! SAVE 10%
$299.95

This product was last offered at the strikethrough price on
07-31-2026

$269.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tunable Semi-Solid Engine Mounts - Pair

ES#3209891 - M18 - Tunable Semi-Solid Engine Mounts - Pair - Fine-tune your engine mount stiffness for your needs - Rennline - Porsche

Fine-tune your engine mount stiffness for your needs

Brand:
Rennline - Corporate Logo
ES#:
3209891
Mfg#:
M18
In Stock
$473.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#2682358 - 99610615704 - Expansion Tank - Coolant reservoir - Genuine Porsche - Porsche

Coolant reservoir

Brand:
Genuine Porsche - Corporate Logo
ES#:
2682358
Mfg#:
99610615704
In Stock at Vendor
$579.99

This product was last offered at the strikethrough price on
05-07-2026

$562.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

G12+ Coolant - 1.5 Liter

ES#550 - AF G001200 - G12+ Coolant - 1.5 Liter - Pink Pentosin SF Pentofrost coolant new updated G12 plus formula - Pentosin - Audi Volkswagen Porsche

Pink Pentosin SF Pentofrost coolant new updated G12 plus formula

Brand:
Pentosin - Corporate Logo
ES#:
550
Mfg#:
AF G001200
In Stock
$22.40 USD
Free Shipping
on orders $49 and up

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.

Brand:
AWE - Corporate Logo
ES#:
4733195
Mfg#:
AWE991GT3SP
Ships on Aug 25, 2026
Starting at $3545.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Zerex Coolant / Antifreeze - Pink G40 (Concentrate) 1 Gallon

ES#4884761 - 0009897110090109 - Zerex Coolant / Antifreeze - Pink G40 (Concentrate) 1 Gallon - MBZ Approval: 325.5 / 325.6 - Genuine Mercedes Benz - Audi Volkswagen Mercedes Benz Porsche

MBZ Approval: 325.5 / 325.6

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4884761
Mfg#:
0009897110090109
In Stock
2% off MSRP

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

$32.04

This product was last offered at the strikethrough price on
08-05-2026

$31.50 USD
Free Shipping
on orders $49 and up

997.2 GT3 Performance Muffler Kit

ES#3690184 - 244526KT1 - 997.2 GT3 Performance Muffler Kit - High Performance muffler with integrated Helmoltz-resonator chamber - Includes Connecting pipes to be used with OEM Catalytic Converters - Supersprint - Porsche

High Performance muffler with integrated Helmoltz-resonator chamber - Includes Connecting pipes to be used with OEM Catalytic Converters

Brand:
Supersprint - Corporate Logo
ES#:
3690184
Mfg#:
244526KT1
Ships on Nov 6, 2026
$3318.00 USD
Free Shipping

Zerex Coolant / Antifreeze - Pink G40 (Prediluted) 1 Gallon

ES#4906329 - 861399 - Zerex Coolant / Antifreeze - Pink G40 (Prediluted) 1 Gallon - MBZ Approval: 325.5 / 325.6 - Zerex - Audi Volkswagen Mercedes Benz Porsche

MBZ Approval: 325.5 / 325.6

Brand:
Zerex - Corporate Logo
ES#:
4906329
Mfg#:
861399
In Stock
$28.99

This product was last offered at the strikethrough price on
05-07-2026

$23.99 USD
Free Shipping
on orders $49 and up

G12++ / G40 Coolant Concentrate - 1 Gallon (3.78 Liters)

ES#3420837 - 00004330575 - G12++ / G40 Coolant Concentrate - 1 Gallon (3.78 Liters) - Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water. - Zerex - Audi Volkswagen Mercedes Benz Porsche

Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water.

Brand:
Zerex - Corporate Logo
ES#:
3420837
Mfg#:
00004330575
Ships in 1 Business Day
$40.99

This product was last offered at the strikethrough price on
03-29-2026

$30.99 USD
Free Shipping
on orders $49 and up

Top Tec 4100 (5w-40) - 1 Liter

ES#1843976 - 2329 - Top Tec 4100 (5w-40) - 1 Liter - Designed for engines with multi-valve technology and turbochargers - Liqui-Moly - BMW Volkswagen Porsche

Designed for engines with multi-valve technology and turbochargers 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
1843976
Mfg#:
2329
In Stock
39% off MSRP

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

$22.99

This product was last offered at the strikethrough price on
08-05-2026

$14.09 USD
Free Shipping
on orders $49 and up

Camshaft Adjustment Actuator - Priced Each

ES#1497690 - 99710530373 - Camshaft Adjustment Actuator - Priced Each - Hydraulic solenoid valve - Two required - Genuine Porsche - Porsche

Hydraulic solenoid valve - Two required

Brand:
Genuine Porsche - Corporate Logo
ES#:
1497690
Mfg#:
99710530373
Ships in 4 Business Days
$342.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transaxle Mount

ES#1499629 - 99737503303 - Transaxle Mount - Transmission carrier - Genuine Porsche - Porsche

Transmission carrier

Brand:
Genuine Porsche - Corporate Logo
ES#:
1499629
Mfg#:
99737503303
Ships in 4 Business Days
$566.00

This product was last offered at the strikethrough price on
08-04-2026

$565.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Element

ES#2535594 - 99610722553 - Oil Filter Element - Ensure that your engine is getting clean a oil supply with a new filter - Mahle - Porsche

Ensure that your engine is getting clean a oil supply with a new filter

Brand:
Mahle - Corporate Logo
ES#:
2535594
Mfg#:
99610722553
Ships on Aug 25, 2026
$22.99 USD
Free Shipping
on orders $49 and up

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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