Select a vehicle to find exact fit parts

Shop By Product Matching "AP"

Choose a Model for your 1999 GMC

C1500 C1500 Suburban C2500 C2500 Suburban C3500 Jimmy K1500 K1500 Suburban K2500 K2500 Suburban K3500 P3500 Safari Savana 1500 Savana 2500 Savana 3500 Sierra 1500 Sierra 2500 Sonoma Yukon

Showing 1 - 10 of 405 products

Sort:

Show:

Image

SKU

Product

Rating

Price

1999 GMC Sierra 2500 Spark Plug 8 Cyl 5.3L Autolite

Autolite AP5245 Platinum Spark Plug
Gap .040 (in)
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:
  - 0.449
  - 11.4
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.04
  - 1.02
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

2103, 2815, 41-928, 6, 8005, AGSF23C, AGSF43C, HR8LPX, HR8LPX+ , HR9LPP30X, R44LTSM, R44LTSM6, R44LTSMA, RS14PMC4, SP461, TR4GP, TR4VX

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Sierra 2500	V	5328	8 Cyl 5.3L	325

36 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP5245
Condition	New
Warehouse	B

UPC: 009100258106

1999 GMC K2500 Suburban Spark Plug 8 Cyl 7.4L Autolite

Autolite AP605 Platinum Spark Plug
Gap .060 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC K2500 Suburban	V	-	8 Cyl 7.4L	454

34 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP605
Condition	New
Warehouse	B

UPC: 009100252524

1999 GMC Safari Spark Plug 6 Cyl 4.3L Autolite

Autolite AP605 Platinum Spark Plug
Gap .060 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

14, 19145289, 2466, 2R3E12405AA, 3013, 41-907, 41-910, 41-913, 41-929, 41-932, 41-933, 5023, AGRF32-6, AGRF42-6, AGSF42C-6, AGSF42FM, FGR8LDP0 , FGR8LQI0 ...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Safari	V	-	6 Cyl 4.3L	262

34 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP605
Condition	New
Warehouse	B

UPC: 009100252524

1999 GMC C3500 Spark Plug 8 Cyl 5.7L Autolite

Autolite AP104 Platinum Spark Plug
Gap .040 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.54
  - 13.72
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.05
  - 1.27
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

12, 14 KR-8 DPUOV, 3401, 3408, 3623, 3983, 3L1E12405AA, 401, 5022, 524, 5F1E12405AA, 5U2J12405AA, 632FM, 632FSM, 6701, 6747, 7426, 8...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Fuel Type	Engine	CID
1999 - GMC C3500	V	-	CNG	8 Cyl 5.7L	350

58 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP104
Condition	New
Warehouse	B

UPC: 009100252517

1999 GMC Sonoma Spark Plug 4 Cyl 2.2L Autolite

Autolite AP104 Platinum Spark Plug
Gap .040 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.54
  - 13.72
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.05
  - 1.27
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Sonoma	L	2190	4 Cyl 2.2L	134

58 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP104
Condition	New
Warehouse	B

UPC: 009100252517

1999 GMC Sierra 2500 Spark Plug 8 Cyl 6.0L Autolite

Autolite APP5245 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:
  - 0.449
  - 11.4
- 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:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
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 item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

1209, 12561454, 12563707, 12578277, 25161677, 41-805, 41-928, 41-974, 41-983, 7015, 8-12563-707-0, 8104, 8117, 8123, 88901011, 9003, HR9LPP33X, PTR5D-10...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Sierra 2500	V	5967	8 Cyl 6.0L	364

58 In Stock

Limited-Time Offer

$14.25 USD

$17.10 USD


Brand	Autolite
Part #	A77APP5245
Condition	New
Warehouse	B

UPC: 009100260307

1999 GMC Sierra 1500 Spark Plug 6 Cyl 4.3L Autolite

Autolite APP605 Double Platinum Spark Plug
Gap .060 (in)
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- 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:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
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: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

12571533, 12607234, 19158037, 19208530, 19256067, 25161442, 25162556, 25178637, 25315018, 41-901, 41-907, 41-910, 41-919, 41-929, 41-932, 41-933, 41-942, 41-959...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Sierra 1500	V	-	6 Cyl 4.3L	262

58 In Stock

Limited-Time Offer

$10.20 USD

$12.24 USD


Brand	Autolite
Part #	A77APP605
Condition	New
Warehouse	B

UPC: 009100002402

1999 GMC K1500 Suburban Spark Plug 8 Cyl 5.7L Autolite

Autolite APP605 Double Platinum Spark Plug
Gap .060 (in)
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- 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:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
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: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC K1500 Suburban	V	-	8 Cyl 5.7L	350

58 In Stock

Limited-Time Offer

$10.20 USD

$12.24 USD


Brand	Autolite
Part #	A77APP605
Condition	New
Warehouse	B

UPC: 009100002402

1999 GMC Savana 2500 Spark Plug 6 Cyl 4.3L Autolite

Autolite APP605 Double Platinum Spark Plug
OE Style
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- 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:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
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: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1999 - GMC Savana 2500	V	-	6 Cyl 4.3L	262

58 In Stock

Limited-Time Offer

$10.20 USD

$12.24 USD


Brand	Autolite
Part #	A77APP605
Condition	New
Warehouse	B

UPC: 009100002402

1999 GMC Yukon Spark Plug 8 Cyl 5.7L Autolite

Autolite APP605 Double Platinum Spark Plug
OE Style
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- 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:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
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: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4