Hi All, It's Clint from DoS. We just launched our new Air-to-Air Intercoolers for the R53! All that painful R&D has paid off! You can find out more info at here: DoS R53 Air-to-Air Intercooler (A2A-IC) @ DefendersofSpeed.com and here: DoS R53 A2A-IC thread on M/A Thanks to the M/A community for your support of DoS! -Clint