If you plan to run an AFC or similar, you can compensate with that. Typically takes +30% at 1k rpm, 20% at 2k, 5% at 3k, and zero on up, for the low throttle map. Otherwise, you need to find replacements (many people hack thier mas and may have them for sale if you ask around). Put a WTB up on
www.dsmtuners.com