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2025 Chevrolet Express 2500

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6 Cyl 4.3L 8 Cyl 6.6L

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2025 Chevrolet Express 2500 Spark Plug 6 Cyl 4.3L Autolite

Autolite APP6043 Double Platinum Spark Plug
Gap .040 (in)
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
- The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
- Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
- The multi-rib insulator prevents flash-over.
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.

Additional Fitment Information:

Vehicle	Block	CC	Fuel Type	Engine	CID
2025 - Chevrolet Express 2500	V	-	FLEX	6 Cyl 4.3L	262

3 In Stock

Limited-Time Offer

$14.25 USD

$17.10 USD


Brand	Autolite
Part #	A77APP6043
Condition	New
Warehouse	B

UPC: 009100268846

2025 Chevrolet Express 2500 Spark Plug 8 Cyl 6.6L Autolite

Autolite APP6043 Double Platinum Spark Plug
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
- The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
- Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
- The multi-rib insulator prevents flash-over.
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.

This Part Fits the Following OEM/Substitute Numbers:

HR9SPP300X, LZTR6AP-11EG, SP149212AC

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
2025 - Chevrolet Express 2500	V	6571	8 Cyl 6.6L	401

3 In Stock

Limited-Time Offer

$14.25 USD

$17.10 USD


Brand	Autolite
Part #	A77APP6043
Condition	New
Warehouse	B

UPC: 009100268846

2025 Chevrolet Express 2500 Spark Plug 8 Cyl 6.6L Autolite

Autolite AI6043 Iridium Ultra Spark Plug
Iridium Ultra Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with an iridium-enhanced laser-welded fine-wire center electrode that provides focused ignition, optimal ignitability, and maximum performance.
- Its proprietary platinum ground electrode provides increased durability and resistance to wear, extending the life of the plug.
- The tapered ground wire enhances ignitability for improved combustion and performance.
- The high alumina ceramic multi-rib insulator insulator provides thermal conductivity and superior insulation for increased strength & prevents flash-over.
- The copper core within the plug provides reliable performance with higher thermal conductivity.
Autolite® Iridium Ultra® is equipped with a laser welded iridium enhanced fine-wire center electrode that ensures your engine runs at maximum performance; while its double precious metal design provides increased durability, allowing your engine to maintain desired performance levels for longer. Iridium Ultra delivers optimal fuel efficiency, acceleration, and ignitability, making it the best OE replacement plug choice for modern engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.

This Part Fits the Following OEM/Substitute Numbers:

12622441, 41-114, 5350, 96307, 96326, 9777, CYFS13YRC, ILTR5B11, ILZTR6A8G, ITL20, ITV16, ITV16TT

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
2025 - Chevrolet Express 2500	V	6571	8 Cyl 6.6L	401

50 In Stock

Limited-Time Offer

$16.48 USD

$19.78 USD


Brand	Autolite
Part #	A77AI6043
Condition	New
Warehouse	B

UPC: 009100270634

2025 Chevrolet Express 2500 Spark Plug 6 Cyl 4.3L Autolite

Autolite AI6043 Iridium Ultra Spark Plug
Gap .040 (in)
Iridium Ultra Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with an iridium-enhanced laser-welded fine-wire center electrode that provides focused ignition, optimal ignitability, and maximum performance.
- Its proprietary platinum ground electrode provides increased durability and resistance to wear, extending the life of the plug.
- The tapered ground wire enhances ignitability for improved combustion and performance.
- The high alumina ceramic multi-rib insulator insulator provides thermal conductivity and superior insulation for increased strength & prevents flash-over.
- The copper core within the plug provides reliable performance with higher thermal conductivity.
Autolite® Iridium Ultra® is equipped with a laser welded iridium enhanced fine-wire center electrode that ensures your engine runs at maximum performance; while its double precious metal design provides increased durability, allowing your engine to maintain desired performance levels for longer. Iridium Ultra delivers optimal fuel efficiency, acceleration, and ignitability, making it the best OE replacement plug choice for modern engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.

Additional Fitment Information:

Vehicle	Block	CC	Fuel Type	Engine	CID
2025 - Chevrolet Express 2500	V	-	FLEX	6 Cyl 4.3L	262

50 In Stock

Limited-Time Offer

$16.48 USD

$19.78 USD


Brand	Autolite
Part #	A77AI6043
Condition	New
Warehouse	B

UPC: 009100270634

2025 Chevrolet Express 2500 Spark Plug 6 Cyl 4.3L Autolite

Autolite XP6043 Iridium XP Spark Plug
Gap .040 (in)
Iridium XP Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with an Iridium-enhanced center electrode and fine-wire design that increases ignitability and provides a more focused ignition for improved engine performance.
- Its proprietary platinum ground electrode provides increased durability* and resistance to wear, extending the life of the plug.
- The tapered ground wire improves engine ignitability.
- Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- Includes a lifetime limited warranty that guarantees optimum performance equal to OE designed plugs.
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.

Additional Fitment Information:

Vehicle	Block	CC	Fuel Type	Engine	CID
2025 - Chevrolet Express 2500	V	-	GAS	6 Cyl 4.3L	262

170 In Stock

Limited-Time Offer

$16.87 USD

$20.24 USD


Brand	Autolite
Part #	A77XP6043
Condition	New
Warehouse	B

UPC: 009100267917

2025 Chevrolet Express 2500 Spark Plug 8 Cyl 6.6L Autolite

Autolite XP6043 Iridium XP Spark Plug
Iridium XP Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Design: Fine Wire
- Center Electrode Insulator Tip Projection:
  - 0.19
  - 4.83
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.226
  - 5.74
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.982
  - 24.94
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
  - 0.045
  - 1.14
- Resistance: 4000
- Insulator Height:
  - 2.218
  - 56.34
Features:
- Engineered with an Iridium-enhanced center electrode and fine-wire design that increases ignitability and provides a more focused ignition for improved engine performance.
- Its proprietary platinum ground electrode provides increased durability* and resistance to wear, extending the life of the plug.
- The tapered ground wire improves engine ignitability.
- Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- Includes a lifetime limited warranty that guarantees optimum performance equal to OE designed plugs.
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.