As a ballpark figure thats about right, maybe more, maybe less depends on a bunch of other stuff too
Saxperience Hardcore!Joined: Dec 2003Middlesbrough United Kingdom (England)Posts: 23676Seat Leon FR
#4
Yeah sounds about right, more like 10 than 15 though.
Saxperience AddictJoined: Nov 2006BlackburnPosts: 12035GTI/VTS/VXR/S-line
#5
my manifold is a raceland one and a green cotton bad boi lol, my exhaust is a powerflow system with decat, and im gunna take the silencer out. if that does ewt?
Saxperience Post WhoreJoined: Feb 2005St Andrews United Kingdom (Scotland)Posts: 7384Green mk1 vtr/s and Focus zetec
#6
if your filter is an open filter then you'll lose power. fact. bin in and refit standard airbox with a panel filter or an enclosed kit
Established MemberJoined: Nov 2006Scunthorpe\DoncasterPosts: 1121Fiesta ST & Saxo VTS
#7
I got 15bhp from BMC, 4-2-1 manifold, decat and magnex. But all depends how good condition ya engines in mate.
Established MemberJoined: Jul 2004Stockport/Sheffield United Kingdom (England)Posts: 1569RS 182
#8
yeh i'd say you'll be looking at around 12bhp, 10- 15bhp is a good margin.
Saxperience Hardcore!Joined: Dec 2005e-hollywoodPosts: 17160toyata hilux