Audi 4M Q7 | Q8 E839 3.0 T Downpipe

WELDAFFECTION Performance Downpipe for Audi Q7 / Q8 – E839 3.0T Single-Turbo Engine

WeldAffection Catless Downpipes – 3.0T TFSI (2016+)
Fits the following models:

• 2019+ Porsche Cayenne / Cayenne E-Hybrid (E839 3.0T Turbo)

• Audi Q7 & Q8 (3.0 TFSI)

• Porsche Panamera (3.0 TFSI)

• Volkswagen Touareg (3.0 TFSI)

   

Welcome to WeldAffection
Using the best elements from our original downpipe designs and integrating new performance-driven features, WeldAffection delivers the ultimate combination of quality and power. Our downpipes are designed for direct bolt-on installation using OEM-spec flanges and fittings—no modifications required.

Downpipe Features:

• 100% bolt-on installation — no cutting or welding needed

• Constructed from high-grade 304 stainless steel

• Mandrel-bent piping ensures smooth, unrestricted exhaust flow

• Precision-machined 304 stainless steel flanges

• Fully TIG/Argon welded for maximum strength and reliability

• Catless design — perfect for track use or ECU remapping

• Built with 2.0mm wall thickness 304L stainless steel for added durability

• Provides significant power gains throughout the RPM range

• Promotes faster turbo spool-up and quicker throttle response

• Adds a deep, aggressive exhaust tone

• No drone when used with the OEM exhaust system
  
  

Downpipe Fits to These Vehicles:

• 2016+ Audi Q7 4M / 4M.5 – E839 3.0T Turbo

• 2019+ Audi Q8 4M / 4M.5 – E839 3.0T Turbo