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i didn't propose to use octane buster on permanent bases ,only on full tank if you got bad or low grade fuel .

you can use octane booster to compensate on the fuel quality .

Welcome and congratulation !!!

Hi Herb , what type of pulley you use on your SC ?

Do you home work ,never trust car dealer they all work for profit . some of them more greedy then others . even if you think you got good deal they have they way to screw you in something .

JDM is great Raptor tuning shop , they tune my SC Raptor .

Welcome !!!

Welcome !!!

NGK spark plugs , pulley and fine adjustment .

mike.s , my truck has 545 with ARH headers and SAFE tune .

i have JDM tune with 3.250 pulley and the truck is just awesome , smooth shifting . Jim tuned my truck on the dyno and we have 545 HP with engine safe tune and emission legal .

Any advise for safety helmet , make ,type ,DOT approved ?

i have the lightning style with custom build exhaust by ARH , if you come to HAVOC you can check it out .

Yukon Joe , it works for me ill be there ,i think i got #18 .

Magna flow is junk , i use to have them in first place with ARH and the drone was unbearable for me . my recommendation stay stock with good cat back ( corsa or borla ).

exactly i have them before the SC with 5 star tune and not noticeable change over stock with same tune . if you don't believe me go to JDM in NJ and they show you on dyno that there is no significant difference . P.S I'm just pist off that some vendors here sale you parts and promise a lot but...

i install them 2 years ago like every body else here recommended , but now after i have whipple sc and dyno tested and compare with same truck with stock headers we find out that they don't add a s@t , and both trucks have same 510-518 hp . but the big problem is the cats that on high rpm and hp...

i have ARH headers and exhaust , but I'm looking to replace the cats to stock one , they perform much better then ARH / SW junk .

Looking for a set of stock cats ,new or slightly used .

ok , thank you .

Hi guys , i have some news for you , ARH headers don't improve any hp just minor decrease in hp . we tested two whipple super charged Raptors one with ARH headers and lightning style exhaust and one with whipple sc and stock headers and exhaust both of them have JDM conservative tune , both...

Do you have stock cats for sale ? Sent from my iPhone using Tapatalk

I placed order for mine t-shirt this morning , any chance of a couple decals ?

its ARH lightning style .

same set up of rock guards by KHC