Originally Posted by 8&stuff

im figuring that 99 is odo99t. thats the far best turbo plug iv used on anything it will fit. in my mod turbo button s5 iv tried every pipe and from full to empty tank with consistancy both the 083 with short header(smooth powerband,great runtime) and 2045&192mm header(very strong,10+min runtime) are best. with your hobby nine(being the big new rb engine!) id say 053 might be perfect. my s5 naturally lacked top end. your hobby nine i hear is about the same as a cbb6 and lacks a little bottom. that 053 should be great. iv seen a lot of c6 guys run jp1 or an rb pipe.

heat it up and go. break in shouldn be too bad. that hobby nine should be awsome