I installed 93 tune in my 13 challenger srt. but cant access [MODIFY TUNE] keeps telling me UNAVAILABLE FOR THIS ENG/COMBO [4]. I have an auto...HHP uploaded it for me before shipping it. Any Ideas?

I s it correct that when you change your tune your erasiing your previous memory & starting over? If so won't the dealer see that you have minimal memory? Would you have to put on some miles first like for a NY inspection? 09 challenger SRT8

sfla_srt4 wrote:Very nice!! Well it seems you have the 93 tune from Diablo, but you may have tweaks on it from Hennessey. Put that baby on the rollers and tune away!!

Getting a custom tune from HHP. & the saga continues................

I have an 09 SRT challenger w/ hennessey 475 package. Car came with DS, Long tube hdrs, free flow cats, 3' magnaflow exhaust. Had to turn off rear 02's due to cats. When I did that it rewrote 93 CAI perf. tune. Is there anyway I can tell if I have a custom, or canned tune. Very hard for me to ...

I have an 09 SRT challenger w/ hennessey 475 package. Car came with DS, Long tube hdrs, free flow cats, 3' magnaflow exhaust. Had to turn off rear 02's due to cats. When I did that it rewrote 93 CAI perf. tune. Is there anyway I can tell if I have a custom, or canned tune. Very hard for me to ...

I have an 09 SRT challenger w/ hennessey 475 package. Car came with DS, Long tube hdrs, free flow cats, 3' magnaflow exhaust. Had to turn off rear 02's due to cats. When I did that it rewrote 93 CAI perf. tune. Is there anyway I can tell if I have a custom, or canned tune. Very hard for me to ...

I have an 05 mag RT Was purchased in oct 04 No problems with my predator.......

I received in may 09, dealer installed HPE475 package, would it be a custom tune? SS headers, 180 stat, freeflow cats, custom magnaflow exhaust. & suppoedly a custom tune. Thanks.

I have a 09 SRT hennessey challenger with a [with I think a custom tune] I have a DS & it says on top; 9r17, do I upgrade? Thanks