Oem exhaust piping size?
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07-29-2012, 08:59 PM
Resident Tamed Racing Driver
Drives: 130is 6MT, E39 M5, E36 M3
Join Date: Mar 2008
Location: Outside Philly
Not really sure why you think that, the are the same length:
And I'm sorry, Joe Blow muffler shop does not have the R&D and experience of Supersprint, plain and simple.
2010 130is Alpine White 6MT / M-Sport / SuperSprint Headers and Swain Tech Race Coating / 330i Intake Manifold / EVOLVE Software / BMW v1 Performance Wheel / BBS RGRs with PSS / F30 Brake Dust Shield / BMW CF Spoiler / Blackline LCI Tail Lights / Rear Fogs Enabled / Front Fogs Delete / CDV Delete / BMW Black Kidneys / Hardwire V1
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