MCX 4.0 V8 TT
Porsche · MCX.RA 4.0 V8 Twin-Turbo
2019–present
"Cayenne Turbo/Turbo GT. Same Audi 4.0 TFSI family. Hot-V design. Strong. Carbon buildup. Turbo at extreme outputs. Premium ownership but reliable for what it does."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Carbon buildup (DI)
▸Power loss
V8 DI carbon.
Άνθρακας V8 — €500-1,500.
Models with MCX 4.0 V8 TT 1
Other Porsche Engines
Tuning Potential
700hp+ Stage 1
Frequently Asked Questions
Is the Porsche MCX 4.0 V8 TT reliable?
The Porsche MCX 4.0 V8 TT scores 72/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €500 and €1,500.
What are the common problems with the MCX 4.0 V8 TT?
The most common issues are:
- Carbon buildup (DI) — moderate, repair cost €500–€1,500, 60,000 km–120,000 km
What cars use the Porsche MCX 4.0 V8 TT?
The MCX 4.0 V8 TT is found in:
- Panamera (2019–2024)
How much does it cost to repair the MCX 4.0 V8 TT?
Total potential repair costs for all 1 known issues range from €500 to €1,500. The most expensive issue is typically .
What years was the MCX 4.0 V8 TT produced?
The Porsche MCX 4.0 V8 TT was produced from 2019 to present. It is a 3996cc V8 petrol turbo engine.
Verdict and scores are editorial opinions based on aggregated data. Learn about our methodology. Not a substitute for professional inspection.