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    Help Needed

    Ok, we could use your help here at Grand Rock. I know people have been putting stacks in pick up trucks for YEARS...using parts from scrap yards, or box tubing. What we're looking for are old pictures that can prove it was installed before Febraury 2002. If you can supply us with these pictures...
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    Old Stack Picture Help!

    We are looking for pictures of Stacks on your truck, since 2001. If you've had stacks for that long, we want to see em!!! We are conducting a survey on who's had them the longest, and how well the stacks have held up! So if you have pictures of our Stacks and Stack kit, post them up, and lets...
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    N.E. Ohio Diesel Drag Race 9-23-07

    As most of you know the Diesel Outlaw Drag Race was post-poned due to rain. Well I have got the NEW DATE for the event!! Check it out, and hope to see you all out there! Come and try to win you share of the $1000 prize!!!
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    N.E. Ohio "Rocktoberfest" Diesel Dyno Day

    TI Dyno and Grand Rock Truck Exhaust Systems presents: ROCKTOBERFEST A Smokin’ Thunder Diesel Dyno Day Event! WHEN: October 6th WHERE: TI Dyno & Tuning 776 Center Street Ashtabula Ohio, 44004 TIME: 9:30a.m. Until the last truck is done COST: $50 For 2 Pulls With Cool Down...
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    Results are in!

    Here are the numbers to the Smokin' Thunder Summer Diesel Dyno Day! NAME H/P TORQUE TRUCK TYPE LITER GARY RUSSELL 326.7 674.3 97 F-350 7.3L NICK SCARPA 321 613 96 F-350 7.3L TIM LUBY 313 609 96 F-350 7.3L TOM SILVIS 165 367.7 93 RAM 250 5.9L JEREMY PARK 342 599 03 SILVERADO 6.6L BOB...
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    North East Ohio OUTLAW DIESEL RACE!!

    Run What You Brung Challange Diesel Outlaw Race (Pro-Tree Event) Brought to you by Grand Rock Truck Exhaust Systems Sponsored by: CompetionDiesel.com FTEDiesel.com DiscountPowerParts.com TI Dyno and Tuning When: August 5th 2007 Where: Thompson Drag Raceway Park...
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    N.E. Ohio Summer Dyno Day

    Thats right, Grand Rock and TI Dyno is holding another Dyno day this year! It will take place July 21st. Hope to see some of you out there. If you have any questions, feel free to ask away!!!;Sweet
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    North East Ohio SPRING Dyno Day

    Hey ya'll the guys at Twisted Innovations are holding another dyno day! I will attach a Word doc. with all the information on it! We ask for a head count on people showing up so we can make sure there is enough food for everyone! If you have questions feel free to ask them here, or use the...
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    North East Ohio Dyno Day(s)

    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...
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    Thompson Ohio Dragfest 2006

    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...
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    New Website

    Grand Rock has a new web site! www.grpipes.com Let me know what ya'll think!

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