Racing Dynamics
 Racing Dynamics
 Racing Dynamics
 Racing Dynamics
 Racing Dynamics
 Racing Dynamics
 Racing Dynamics

Racing Dynamics Cat By-Pass Pipes / Porsche 991 Turbo - (NLA)

Regular price $1,036.00
Sale price $1,036.00 Regular price $1.00
Save 0
  • SKU:

Fitment Guaranteed

High quality parts with proper fitment.

2-Week Easy Returns

Easily return your order if you're unhappy with it. Hassle-free.

Unparalleled Support

Call, text, email, DM, or light a fire. You got options when you need help.

Product description
Cat By-Pass pipe for Porsche 991 Turbo 2013 on. These By-Pass pipes replace the factory catalytic converters with straight flow pipes. Designed for track use only.

  • Manufactured in 304 stainless
  • Our design includes catalytic converter canisters. Gives an OEM look with catalytic cases but no cats.
  • Cats are removed for straight through air flow giving improved torque and horsepower.
  • Typical horsepower gains 20+ and torque 20+ ft lbs.
  • Reduced weight in the rear of the car.
  • By-Pass pipes enhance turbo sound and improve throttle response
  • Includes 2 @ O2 sensor bungs in each pipe
  • Pipes available with high temperature heat shield to force engine heat out the rear of the car. You can select this set of by-pass pipes with heat shields Photos are below regular photos. Part number 991.08.00.600. Just select them on the pull down option menu.
Application List
    Porsche 991 Turbo 2013+
These parts are intended for off road or track use only! This product is sold for off road use only. It is not legal for use on public highways. This product is not for sale or use in California. It is available to our international customers for use within legal limits in their domicile.
Shipping & Return

How is shipping calculated?

Shipping cost is based on weight and size. Just add products to your cart and use the shipping estimate tool before checkout to see the shipping costs to your address!

What is your return policy?

We do accept returns. Please email us at to submit your request. Items sent to us without submitting a request will not be accepted.

We have a 14-day return policy, which means you have 14 days after receiving your item to request a return. Customer service is absolutely at the top of our values here at Brox Tuning and we try our best to make the return process painless for our customers. If you need more info please click here for our detailed return policy.

When will my order ship?

Once an order is placed, if the item is in stock we will have it shipped out within 2 business days. Out of stock items will need 1-2 weeks to be shipped. Please email us if you have any questions regarding items in stock at

Do you ship worldwide?

We can ship worldwide. If you are outside of Canada or USA, please contact us

Local Pick Up

If you are local to our physical location you have the ability to choose the "local pick up" option at checkout! This means you can come and get your items once they are available for pick up avoiding shipping costs. In stock items are usually ready within 1-3 hours. Out of stock items will need 1-2 weeks. Get in touch with us if you have questions about stock levels at or call us at 416 798-BROX