System Features 1967-70 Mustang Passenger Side Condenser Hardline Kit. Optional hardlines to relocate the condenser connections to the passenger side of the core support for engine swap applications. NOTE: The standard SureFit® kit includes condenser-to-compressor hardlines for vehicles retaining the original engine and OEM compressor location. This optional hardline kit is intended only for vehicles with modified engine/compressor locations. Instructions Installation Instructions download Vehicle Fitment warning California Proposition 65 arrow_drop_down WARNING: California proposition 65