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Ok guys and gals....Grand Rock is seariously considering 5" systems. These would be a 4" down pipe, with an adapter that will change it to 5" right after. ( much like the one Timmy has on his truck now ) This systems will have everything but a muffler. (one will be availble for an extra...

Ok, for 2007 Grand Rock is looking at offering our QP muffler inserts for the stacks in our stack kits. These mufflers have done very well with the Class 7 and 8 trucks, with keeping noise levels down, helping with fuel milaged, and also some with performance. Now the question is, how many of...

Anyone know if there is someone out there making the down pipes for this truck? I'm talkin' 4" down pipes. I've got someone who could help us build one, but I will only persue it if there is a large enough need, and NO-One else is building these.

Some pictures Here are some pictures of the 7 trucks at the dyno

I've got a customer with a 2003 dodge. Problem is our turbo pipe does not fit, because it is a High Output.....does anyone here know what year they started doing this? I've had 2003 and 2004 running into this problem. Is it a certain make and model of these trucks or what? If any one can...

I've got a guy that wants to do a dyno day, and he would even make it a two day event if wanted. It will cost 45$ for 3 pulls, and 10$ each additional pull if wanted or needed. He will serve hot dogs, and hamburgers, plus soda. He said 15-20 trucks a day..... He's got room on the property for...

Ok ya'll I've got a buddy who got his hands on a 2000 inner cooler for the 7.3L. Now he wants to install this on his 94-97 year body style F-350 duallie. Is this going to be something easy for him to do? Has anyone here done this? He is even thinking about swapping radiators also if he can get...

If you all could display your name of company, and ways of contacting you, I think potential customers will be more incline to contact you directly from here! I'm just thinking it could be a littel quicker for everyone. Thanks alot everyone.

Yes sir, we were totaly flooded out. Luckly no major damamges. The owner of the company had his Audi TT in the truck well, and that sufferd the most damage. The building was closed on Friday the 28th due to the fact you could not get to the building by car.....the guy who took the picutes had to...

On July 29th in Thompson Ohio, Duck Tape will sponsor Dragfest Presented by Loctite and Polyseam Seal. Grand Rock will be there with a booth, and I would personally like to see some of you boys show up and dust some of these guys with ricers, and other assortment of cars. The Duck Tape...

Would you buy black powder coated stacks if they were offerd? The problem with this would be the Powder coater can not garrantee the paint will last through the heat. Now on the other hand Twin turbo's that run this style of stacks haven't had this problem. What are your guys inputs?

Check this out..... This was a great Idea, and I belive he is using polyurithan (SP?) o-rings. Just an Idea I thought I'd share......

THATS RIGHT! Grand Rock has a new web site!!!!:rockwoot: Let me know what you all think! Check out the dealers section, the show room! I'm sure you'll see some familiar faces,.....wait no trucks!!!!! www.grpipes.com :thankyou2:

Hey everyone, I'd like to do a little survey, would you rather buy a High quality system, and spend the extra green for it, or just drop a few bucks on a system you'd have to replace a ton of stuff in 3 years? Let me know what ya'll think!

Just wanted to send out a shout, and Let ya'll know we got em. You can ask me here about distributors, applications, crazy Ideas, I don't care. I'll try to help out the best I can! So let the fun begine!

What happend to my saved pager messages? I didn't delete them, but this morning they were gone!? Any idea what might have happend? Not that they were real important, but just curious!