2021 Chevrolet Silverado 2500 HD Spark Plug
Browse our online catalogue to find original replacement Spark Plugs specifically designed to fit a 2021 Chevrolet Silverado 2500 HD.





2021 Chevrolet Silverado 2500 HD Spark Plug
$9.60
50+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Made in Japan
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Gap 0.040in Part # LTR5GP
Gap 0.040in Part # LTR5GP





2021 Chevrolet Silverado 2500 HD Spark Plug
$13.85
50+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Made in Japan
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Gap 0.040in Part # LTR5IX-11
Gap 0.040in Part # LTR5IX-11





2021 Chevrolet Silverado 2500 HD Spark Plug
$20.18
$16.78
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Made in USA
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Gap 0.040in Part # ILTR5E11 OE Equivalent Design 156,000 km Factory Recommended Service Interval
Gap 0.040in Part # ILTR5E11 OE Equivalent Design 156,000 km Factory Recommended Service Interval





2021 Chevrolet Silverado 2500 HD Spark Plug
$17.38
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Made in Japan
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Gap 0.040in Part # LTR5AHX
Gap 0.040in Part # LTR5AHX



2021 Chevrolet Silverado 2500 HD Spark Plug
$22.29
$12.49
10+ In Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Made in Germany
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0);
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0);
Vehicle Fitment Notes:
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset

2021 Chevrolet Silverado 2500 HD Spark Plug
$10.27
10+ 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
Made in Japan
Fits: 2021 Chevrolet Silverado 2500 HD
Equipped With:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0);
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0);
Vehicle Fitment Notes:
Gap 0.040 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Gap 0.040 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE