2014 Porsche 911 991 Turbo S Coupe H6 3.8L Performance Engine Parts

The Alpha Performance Porsche 991.1 Intercooler System utilizes a pair of 5” thick, high volume cores giving you the most power producing upgrade on the market. Each core provides optimum fin density for unmatched cooling.

Brand:

ES#:

4491504

Mfg#:

ALP.23.09.0001-1

$3999.99 USD

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Lifetime Replacement

Featuring a 17% increase in volume, Lower intake air temperatures by as much as 32°F compared to stock 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

Brand:

ES#:

4044045

Mfg#:

4510-11050

5% off MSRP

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

$3731.99

This product was last offered at the strikethrough price on
11-13-2026

$3545.00 USD

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Lifetime Replacement

Direct replacement for the restrictive OEM headers, offering improved power and throttle response throughout the RPM range.

Brand:

ES#:

4907789

Mfg#:

FS.POR.991.SHDR

Get up to +55 hp and +89 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:

ES#:

4339400

Mfg#:

917495

$799.00 USD

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on orders $49 and up

Lifetime Replacement

Get up to +55 hp and +89 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:

ES#:

4339401

Mfg#:

917496

$849.00 USD

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on orders $49 and up

Lifetime Replacement

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips

Brand:

ES#:

3981099

Mfg#:

991TURBOKT2

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips

Brand:

ES#:

3981103

Mfg#:

991TURBOKT6

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips

Brand:

ES#:

3981097

Mfg#:

991TURBOKT

More flow for less restrictions, don't let your exhaust be the weak point of power

Brand:

ES#:

3643384

Mfg#:

247201

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Polished Tips

Brand:

ES#:

3981101

Mfg#:

991TURBOKT4

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips

Brand:

ES#:

3981102

Mfg#:

991TURBOKT5

Highest Quality Hand Made in Italy - High Flow 100 CPSI Catalytic Converters, Race Mufflers, and Black Tips

Brand:

ES#:

3981104

Mfg#:

991TURBOKT7

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Sport Mufflers, and Black Tips

Brand:

ES#:

3981100

Mfg#:

991TURBOKT3

Highest Quality Hand Made in Italy - Includes High Performance Free Flow Headers, 100 CPSI Catalytic Converters, Race Mufflers, and Polished Tips

Brand:

ES#:

3981098

Mfg#:

991TURBOKT1

Bolt-On Solution! Plug & Play - No Core Charge Required. Designed to handle 838HP!

Brand:

ES#:

4758497

Mfg#:

TTE10402

40% more volume compared to the stock mounted intercoolers

Brand:

ES#:

4000013

Mfg#:

200001099