Alfa Romeo Giulia High Flow Catalytic Converter Downpipes - Quadrifoglio - Primary - Fabspeed

Product Information
As Low as  with Affirm.
Average Rating:
Not Rated
Fits Models

Please make sure this item fits your vehicle.

In order to reduce errors in orders, please make sure the product you are ordering fits your vehicle model.

Drive now, Pay later!

Make monthly payments with no hidden fees!
Free Continental Shipping
Eliminate the heavy and restrictive factory catalytic converters on your Alfa Romeo Giulia Quadrifoglio with these high quality, high flowing stainless steel sport catalytic converter downpipes for maximum power and an exhilarating sound.

These Direct Bolt-On Replacement Sport Cats use the highest quality German imported HJS Trimetallic - HD Euro 6 Certified - High Performance Catalytic Converters. This guarantees reliable and worry free performance for your Alfa Romeo, so have peace of mind when upgrading your vehicle with the quality of Fabspeed products and services that it deserves.

  • Manufactured in USA by Fabspeed
  • Designed for the Alfa Giulia Type 952 Quadrifoglio
  • Downpipes come with HJS German Imported Ultra High Flow 200 Cell HD Catalytic Converters
  • Simple Direct Replacement
  • Bolt-On Design
  • Super Quality German Imported Emitec Trimetallic - HD Euro 6 Certified - High Performance Catalytic Converters.
  • CNC Machined Billet Stainless Steel Inlet Flanges
  • CNC Mandrel Bent Tubing
  • Extra Large HJS German Imported HD Catalytic Converters that flow 93% of a straight pipe

Immediately unleash more sports car sound and power across the RPM band! Hear some more musical turbocharged whistling and enhanced exotic sounds!

The Alfa Romeo Catalytic Converters are the most restrictive components on the OEM exhaust system. High Flow German Catalytic Converters are the solution for performance and sports car sound.

These Downpipes compliment any rear cat back exhaust systems stock/ OEM or any aftermarket unit. High Flow German Sports Racing Catalytic Converters are the best improvement in performance possible for these cars worldwide. The foundation for sports car sound and power is to reduce restriction right after the turbochargers.

Installation instructions:

Remove under car panels with Torx screw attachment. This allows access to left and right catalytic converters. Lubricate twin accuseal clamps and V band clamp hardware bracket holding catalytic converters to engine block. Remove all hardware with 13mm, 15mm and 17mm sockets. Remove Oxygen sensor bungs by unscrewing using a 22mm 7/8” wrench . Remove catalytic converters from the car. Reverse the procedure to install the Fabspeed Motorsport High Flow German Catalytic Converters.
Weight Savings:
Stock Cats 17 Pounds / 7.5 KG
Fabspeed 4.2 Pounds / 1.91 KG

DISCLAIMER: This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product contains a High-Flow Sport Catalytic Converter solely intended for track and race cars as it is NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts. As a Special Made to Order Item all sales are final on this item. Please ask any questions prior to ordering.

Need Assistance?

We're here to help!

Call us at (888) 993-7552
and get assistance from one of our sales team members!

Product ID Number:


Lowest Price Guarantee

We price match and beat our competitors!


We ship globally and offer multiple shipping item discounts.

About Manufacturer



Fabspeed Motorsport is dedicated to delivering customers the highest quality performance upgrades with the industry’s best lifetime warranty. 

All products are handcrafted in Fort Washington, Pennsylvania by our very skilled and passionate fabricators with over 25 years experience.

Their sole mission is to design, engineer, and provide the world’s finest performance products and tuning for sportscars tailored to the desires of customers. 

Their dyno-developed, racetrack and road tested upgrades curate a superior symphonic sports car sound and the greatest performance gains known to the world-wide sports car community, backed up by a Lifetime Warranty.

Product Reviews

Average user rating

0 / 5

0 total