Replacement AP 12GZ68K Reference Sensor Fits 2003-2004 GMC C5500 Topkick

Reference Sensor For 2003-2004 GMC C5500 Topkick BM779NN

Replacement AP Reference Sensor fits GMC C4500 Topkick 2003-2005 51QYCM

Replacement AP Reference Sensor fits GMC C7500 Topkick 1999-2000 56RNFD

Replacement AP Reference Sensor fits GMC C6500 Topkick 1999-2000 C6H042 86KKMY

Replacement AP 45YV25J Reference Sensor Fits 2003-2005 GMC C4500 Topkick

TRQ Reference Sensor fits GMC C5500 Topkick 2005-2009 6.6L V8 61GKDW

API Reference Sensor fits GMC C5500 Topkick 2003-2009 8.1L V8 15NZZW