Skip to content

Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1)

Marsoni M251S
Sale price$1979.45
Pay 4 payments of $494.86 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1)Welcome to the Valvetronic Designs Catback system for the 991 Platform. This system has been designed from the ground up to give very rich F1 sound and to provide minimal frequencies when running in the valves closed mode. Featuring a large center X pipe, this valved system is the ideal setup for the 991 platform Porsche 911. Fitment 2012 2016 Porsche Carrera Carrera S Carrera GTS 2014 2016 Porsche Targa 4 Targa 4S Targa 4 GTS also fits convertibles
Easy Shipping

Quick Dispatch:

Your Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1) orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1) ships.

Need Help?
Questions about Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1), sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Valvetronic Porsche 911 Carrera / S / GTS Valved Sport Exhaust System (991.1) in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 2256 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
Donivan d.
Port Orchard, US
★★★★★ 5
Good
Works great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2024
A
Verified Purchase
Amazon Customer
Grantham, US
★★★★★ 1
Cheap
Cheaply made
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
K
Verified Purchase
Kris W Cayton
Port Orchard, US
★★★★★ 5
Great quality and price
Perfect fit. Received quicker than boat shop
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 22, 2025
R
Verified Purchase
Roger
Fort Morgan, US
★★★★★ 5
Easy to install if you watch some online how to videos.
The water pump kit worked great on my 35 year old, 2 stroke, 100hp, Mercury Outboard.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2025
M
Verified Purchase
Mike M.
Massapequa, US
★★★★★ 4
Very good shipped and received fast
Missing one bottom gasket. Maybe factor made changes from old style
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 10, 2021

recommand products