1978 Cadillac DeVille Fuel Cap Tester Adapter
Navigate our online catalogue to find original replacement Fuel Cap Tester Adapters specifically designed to fit a 1978 Cadillac DeVille.





Fuel Cap Tester Adapter
$19.84 CAD
Limited Stock
Condition: New
Ships: Monday Nov. 17th
Pick-Up: Ready in 2-4 Hours (Order before 10:30 AM)
Pick-Up: Ready in 2-4 Hours (Order before 10:30 AM)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);





Fuel Cap Tester Adapter
$19.84 CAD
Limited Stock
Condition: New
Ships: Monday Nov. 17th
Pick-Up: Ready in 2-4 Hours (Order before 10:30 AM)
Pick-Up: Ready in 2-4 Hours (Order before 10:30 AM)
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
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 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);





Fuel Cap Tester Adapter
$33.34 CAD
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
Engine Base: 7.0L 425ci V8 (4.08x4.06; 103.7x103.1);
Vehicle Fitment Notes:
Adapter used with Stant tester 12300 and/or 12400 Purple
Adapter used with Stant tester 12300 and/or 12400 Purple