P2R v.s afe throttle body spacer

323

Modifier
5,252
3,682
Chicago
Vehicle Model
Civic Si
Body Style
Sedan
3hp is even optimistic...I remember seeing the P2R spacer made 1hp max, and I'm sure the afe, even if it is better, would be 2hp gain max.
 

HeartlessAndy

Well-Known Member
62
47
pleasanton CA
Vehicle Model
civic Si
Body Style
sedan
well I found the AFE on ebay for 60 dollars he had it on his car for 1000 miles then got the RBC manifold. I noticed on the description on the p2r and the afe where different on how they make power.

P2R- creating a larger volume of air in the intake manifold and optimizing the air path to the cylinders.

aFe- a serrated/helix design that creates turbulence in the air flow at the point just prior entry into the engine optimizing the combustion cycle.

Anyways was just wondering what people thought between the two. I guess I will see soon enough wasn't going to guy one but for 60 dollars free shipping why not right?
 

HeartlessAndy

Well-Known Member
62
47
pleasanton CA
Vehicle Model
civic Si
Body Style
sedan
I went with the aFe spacer and it does help some. I feel there is more to the design with the aFe but who knows you can not tell unless we see before and after on a dyno from both.
 

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