Exhaust Manifold — Audi A4
Category: Engine | Severity: medium | Cost: ₹12,000–₹40,000
What is Exhaust Manifold?
Exhaust manifold collects exhaust gases from engine cylinders and directs them to the exhaust system.
How Exhaust Manifold Works
Channels gases from multiple cylinders into a single pipe leading to turbo or catalytic converter.
Why is Exhaust Manifold Important?
Ensures efficient exhaust flow and supports turbo operation.
Common Problems
- Cracks
- Leaks
Symptoms
- Loud noise
- Reduced performance
- Exhaust smell
Causes of Failure
- Heat stress
- Material fatigue
Impact on Car Performance
Leaks reduce engine efficiency and turbo performance.
DIY Fix Guide — Step by Step
- Inspect for cracks
- Check for exhaust leaks
- Tighten bolts if loose
Maintenance Tips
- Avoid overheating
- Regular inspection
Replacement Cost in India
Estimated range: ₹12,000 – ₹40,000
Where to Buy Online
When to Replace Exhaust Manifold
Replace if cracked or leaking.