2003 GMC C8500 Topkick Spark Plugs
Save up to 40% on original replacement 2003 GMC C8500 Topkick Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 2003 GMC C8500 Topkick.
Spark Plug
$13.46
$10.32
10+ In Stock
Ships: Today, Sep. 22nd
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: 8
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
$3.11
10+ In Stock
Ships: Today, Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
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
$5.07
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 8
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
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 8
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
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
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
Out of Stock
Condition: New
Required Per Vehicle: 8
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
Out of Stock
Condition: New
Required Per Vehicle: 8
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
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
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