2005 GMC C8500 Topkick Spark Plug
Navigate our online catalogue to find original replacement Spark Plugs specifically designed to fit a 2005 GMC C8500 Topkick.



Spark Plug
$13.46
$10.32 CAD
10+ In Stock
Condition: New
Ships: Monday Nov. 17th
Pick-Up: Ready in 2-4 Hours Monday Nov. 17th
Pick-Up: Ready in 2-4 Hours Monday Nov. 17th
Required Per Vehicle: 8
Made in Germany
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset

Spark Plug
$3.46 CAD
10+ In Stock
Condition: New
Ships: Monday Nov. 17th
Pick-Up: Ready in 1 Hour Monday Nov. 17th
Pick-Up: Ready in 1 Hour Monday Nov. 17th
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
.060"/1.5mm
.060"/1.5mm

Spark Plug
$5.63 CAD
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
.060"/1.5mm
.060"/1.5mm

Spark Plug
$8.48 CAD
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
OE Style .060"/1.5mm
OE Style .060"/1.5mm

Spark Plug
$10.20 CAD
Out of Stock
Condition: New
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .060"/1.5mm
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .060"/1.5mm
Spark Plug
$3.10 CAD
Out of Stock
Condition: New
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
.060 Gap
.060 Gap
Spark Plug
$11.42 CAD
Out of Stock
Condition: New
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
New Autolite Iridium Ultra Finewire is an OE replacement plug with a laser welded center electrode, an ultra thin 0.5mm Iridium centerwire with longer 1.4mm tip providing maximum fuel efficiency. 100K miles or more service life. .060"/1.5mm
New Autolite Iridium Ultra Finewire is an OE replacement plug with a laser welded center electrode, an ultra thin 0.5mm Iridium centerwire with longer 1.4mm tip providing maximum fuel efficiency. 100K miles or more service life. .060"/1.5mm
Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Obsolete .060 Gap
Obsolete .060 Gap
Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .060"/1.5mm
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .060"/1.5mm