1981 GMC P4500 Fuel Cap Tester Adapter
Navigate our online catalogue to find original replacement Fuel Cap Tester Adapters specifically designed to fit a 1981 GMC P4500.








Fuel Cap Tester Adapter
$19.84
Limited Stock
Ships: Today, Sep. 30th
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);







Fuel Cap Tester Adapter
$19.84
Limited Stock
Ships: Today, Sep. 30th
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Pick-Up: Ready in 2-3 Hours (Order before 3:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Black Adapter attached Stant tester 12300 and/or 12400
Black Adapter attached Stant tester 12300 and/or 12400







Fuel Cap Tester Adapter
$33.34
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);







Fuel Cap Tester Adapter
$33.34
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Adapter used with Stant tester 12300 and/or 12400 Purple
Adapter used with Stant tester 12300 and/or 12400 Purple