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2009 Buick LaCrosse
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OEM (Genuine) 2009 Buick LaCrosse Spark Plug
PartNumber: 12681664
Product Specifications- Notes: 3.8 Liter
- Other Names: Spark Plug
- Item Dimensions: 6.8 x 3.4 x 0.9 inches
- Item Weight: 0.90 Pounds
- Fitment Type: Direct Replacement
- Replaces: 25330840, 12565030, 25161444, 12568387
- Part Description: 2009 Buick LaCrosse Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
$8.74 MSRP:$15.80You Save: $7.06 (45%)
Denso® Iridium TT™ Spark Plug for 2009 Buick LaCrosse
PartNumber: 4713Product Specifications- Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
- Electrode Material: Iridium
- Gap: .039" (1.0 mm)
- Heat Range: 16
- Hex Size: 5/8" (16 mm)
- Nominal Gap: 1 mm
- Overall Height: JIS
- Reach: 18.00 mm
- Seat Type: Tapered
- Terminal Type: Solid
- Thread Diameter: 14.00 mm
- Thread Pitch: 1.25 mm
- UPC: 042511047136
- Part Description: 2009 Buick LaCrosse Iridium TT™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
$6.61
OEM (Genuine) 2009 Buick LaCrosse Spark Plug
PartNumber: 12681665
Product Specifications- Notes: 5.3 Liter
- Other Names: Spark Plug
- Item Dimensions: 3.7 x 1.1 x 6.9 inches
- Item Weight: 1.00 Pounds
- Fitment Type: Direct Replacement
- Replaces: 25162555, 12607234, 19256067, 25315018, 89017883, 25162556
- Part Description: 2009 Buick LaCrosse Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | Super | 8 Cyl 5.3 L GAS
$8.74 MSRP:$15.80You Save: $7.06 (45%)
Denso® Iridium Long-Life Spark Plug for 2009 Buick LaCrosse
PartNumber: 5090Product Specifications- Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
- Electrode Material: Iridium
- Gap: .039" (1.0 mm)
- Heat Range: 16
- Hex Size: 5/8" (16 mm)
- Nominal Gap: 1 mm
- Overall Height: JIS
- Reach: 18 mm (.709")
- Seat Type: Tapered
- Terminal Type: Solid
- Thread Diameter: 14 mm
- Thread Pitch: 1.25 mm
- UPC: 042511050907
- Part Description: 2009 Buick LaCrosse Iridium Long-Life Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
$5.79
Denso® Iridium Power™ Spark Plug for 2009 Buick LaCrosse
PartNumber: 5325Product Specifications- Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
- Electrode Material: Iridium
- Gap: .043" (1.1 mm)
- Heat Range: 16
- Hex Size: 5/8" (16 mm)
- Nominal Gap: 1.1 mm
- OE Part Number: IT16
- Overall Height: JIS
- Reach: 18.00 mm
- Seat Type: Tapered
- Terminal Type: Solid
- Thread Diameter: 14.00 mm
- Thread Pitch: 1.25 mm
- UPC: 042511053250
- Part Description: 2009 Buick LaCrosse Iridium Power™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
$5.96
Denso® Platinum TT™ Spark Plug for 2009 Buick LaCrosse
PartNumber: 4511Product Specifications- Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
- Electrode Material: Platinum
- Gap: .039" (1.0 mm)
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
- Heat Range: 16
- Hex Size: 5/8" (16 mm)
- Material: Nickel
- Nominal Gap: 1 mm
- Overall Height: JIS
- Reach: 17.5 mm (.689")
- Seat Type: Tapered
- Spark Plug Reach: 18 mm
- Terminal Type: Solid
- Thread Diameter: 14 mm
- Thread Pitch: 1.25 mm
- UPC: 042511045118
- Wrench Diameter: 16 mm
- Part Description: 2009 Buick LaCrosse Platinum TT™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
$3.32
Denso® Iridium Tt™ Spark Plug for 2009 Buick LaCrosse
PartNumber: IT16Product Specifications- Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
- Center Electrode Core Material: Copper
- Center Electrode Tip Material: Iridium Rhodium Alloy
- Ground Configuration: Standard
- Ground Electrode Core Material: Nickel
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Tapercut, U-Groove
- Hex Size: 16.0
- Manufacturer Heat Range: 16
- Pre-Gap Size: 0.044
- Reach: 18.00
- Resistance: 5000
- Seat Type: Tapered
- UPC: 042511053250
- Part Description: 2009 Buick LaCrosse Iridium Tt™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
Denso® Iridium Tt™ Spark Plug for 2009 Buick LaCrosse
PartNumber: IT16TTProduct Specifications- Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
- Center Electrode Core Material: Copper
- Center Electrode Tip Material: Iridium Rhodium Alloy
- Ground Configuration: Twin-Tip
- Ground Electrode Core Material: Nickel
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Platinum Twin-Tip
- Hex Size: 16.0
- Manufacturer Heat Range: 16
- Pre-Gap Size: 0.040
- Reach: 18.00
- Resistance: 5000
- Seat Type: Tapered
- UPC: 042511047136
- Part Description: 2009 Buick LaCrosse Iridium Tt™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
Denso® Platinum Tt™ Spark Plug for 2009 Buick LaCrosse
PartNumber: PT16TTProduct Specifications- Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
- Center Electrode Core Material: Copper
- Center Electrode Tip Material: Platinum
- Ground Configuration: Twin-Tip
- Ground Electrode Core Material: Nickel
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
- Hex Size: 16.0
- Manufacturer Heat Range: 16
- Pre-Gap Size: 0.040
- Reach: 18.00
- Resistance: 5000
- Seat Type: Tapered
- UPC: 042511045118
- Part Description: 2009 Buick LaCrosse Platinum Tt™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 6 Cyl 3.8L
- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
Denso® Iridium Long-Life™ Spark Plug for 2009 Buick LaCrosse
PartNumber: ZTJ16R10Product Specifications- Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
- Center Electrode Core Material: Copper
- Center Electrode Tip Material: Iridium-Rhodium Alloy
- Ground Configuration: Standard
- Ground Electrode Core Material: Nickel
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Platinum Chip
- Hex Size: 16.0
- Manufacturer Heat Range: 16
- Pre-Gap Size: 0.040
- Reach: 18.00
- Resistance: 5000
- Seat Type: Tapered
- UPC: 042511050907
- Part Description: 2009 Buick LaCrosse Iridium Long-Life™ Spark Plug
Vehicle Fitment- 2009 Buick LaCrosse | All Trims | 8 Cyl 5.3L
FAQ for Spark Plug Repair
Q: What is the recommended bolt torque for the spark plugs?
A:
If installing the spark plugs to a new cylinder head tighten the plugs to 27 Nm (20 lb. ft.), if installing the spark plugs to an existing cylinder head tighten the plugs to 15 Nm (11 lb. ft.).
By Bob
GM Specialist
15/12/2021