A/C Accumulator. Accumulator/ Filter. 2003 Ford E-450 Super Duty Engine: 5.4L V8; w/o Rear AC | Switch 1711531;. 2003 Ford E-450 Super Duty Engine: 6.8L V10; w/o Rear AC | Switch 1711531;. 2003 Ford E-450 Super Duty Engine: 7.3L V8; w/o Rear AC | Switch 1711531;.
