i gained 20hp with equal lenght manifold vs ATP shortlog style mani So dont tell people that it wont help cause if you make it right and calculate were you want the power it will help a lot . gained 20hp about 3500-5500rpm and about 10 top hp if i remeber my dyno right.
Reviews of ATP exhaust manifold
6 votes
2 reviews
with a log you will get onset of boost faster. The "tubular" will absolutely blow it out of the water up top though.
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What we know about ATP exhaust manifold
The brand is registered in Italy.
In March 2026, PartReview does not yet have a formed opinion of ATP exhaust manifold. You can help by adding a review for ATP exhaust manifold.
Currently there are 2 reviews and 6 votes. Average rating — 4.5 out of 5. Vote balance: 6 up, 0 down.
Users also evaluated the qualities of ATP exhaust manifold:
- Engine noise - a tight manifold keeps the engine quiet and solid sounding - no rating yet
- Exhaust smell - no fumes near the car means no leak - no rating yet
- Responsiveness - engine revs freely without hesitation - rated positively. 4.5 points out of 5.
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