The Ultimate Alloytec Performance Thread

[impulsesv6]

exhaust should say "I do the Redback twin 2 1/4" into single 3", it's not too loud, doesn't drone and gives a good increase right across the rev range. The only system I have heard that doesn't have that distinct high pitched rice sound.

$485 shipped. "
quoted from notanabbafan

 

[impulsive]

lol.. wow, this just becam a sticky!

 

[impulsive]

Maybe someone from Raptor could post in here about their Forced Induction Kits, or you Impulsesv6.

 

[VT-565]

Boost FTW!!!

 

[Dz811]

also add to such,

25% Underdrive pulley, i haven't tried it, but reviews say 5-10 rwkw (im skeptical), and much freer revving. $300 ish i think?

 

[richardpalinkas]

anyone know about these underdrive pulleys?

 

[Greesie]

https://forums.justcommodores.com.au/threads/alloytec-underdrive-pulleys.144645 Dz811 has put one in his im guessing cus i found this post, seems to be pretty happy with it, im kinda interested myself.

 

[Dz811]

Aside from the installation, which if u have a little experience and the right tools should be fine anyway, Id say go for it, i don't understand why holden didnt have one of these to begin with?... COZ THEYRE AWESOME!

 

[Greesie]

haha sweet, were abouts did ya buy yours from?

 

[impulsive]

If you want to do a write up, i will add it to the Top Post!