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Denso

Denso 4091 Spark Plug

Part # 4091
Item # 1002HD18
$8.99
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Dispatch within 1 business day
90 days free return

Specifications

Brand
Denso
Warranty
3-Year
Item Located
United States
Quantity
1
Center Electrode Core Material
Copper
Center Electrode Tip Material
Nickel
Ground Configuration
Standard
Ground Electrode Core Material
Nickel
Ground Electrode Quantity
1
Ground Electrode Tip Design
U-Groove
Hex Size (mm)
18.0
Manufacturer Heat Range
22
Pre-Gap Size (mm)
0.7
Reach (mm)
19
Resistance (ohms)
5000.0
Seat Type
Flat
Thread Diameter (mm)
12.00
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Features

Denso is a trusted supplier in the automotive aftermarket, providing high-quality 4091 Spark Plug that ensure trouble-free functionality for your ride.
  • Engineered to deliver continuous and stable performance across diverse and challenging road conditions.
  • Engineered to withstand extreme conditions, ensuring reliable performance over time.
  • Recognized as one of the best spark plugs available for superior reliability.
  • Offers a smoother ride with quicker acceleration and stable idling.
  • Improves horsepower, torque, and fuel economy for better engine efficiency.

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Specifications

Part interchange

Part numbers listed below indicate interchangeable parts. These parts share the same size, parameter, function and compatibility. However, please note that items from different brands may have minor variations.
4091 - NAPA, NGK, DENSO, DENSO AUTO PARTS
X22ESRU, X22ESR-U - DENSO, DENSO AUTO PARTS

Compatibility

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This part is compatible with (14)vehicles
All
Arctic Cat
BMW
Suzuki
Yamaha
1998 - 2003Arctic Cat300 2x4
1998 - 2005Arctic Cat300 4x4
1999 - 2005Arctic Cat250 2x4
2001 - 2005Arctic Cat250 4x4
1993 - 1996BMWK1100RS
1993 - 1998BMWK1100LT
1999 - 2002SuzukiLT-F250F QuadRunner 4x4
2002 - 2007SuzukiLT-F250 Ozark
2005 - 2007SuzukiLT-Z250 QuadSport Z
1999 - 2003YamahaYFM250 Bear Tracker
2005 - 2006YamahaYFM250 Bruin
2008 - 2009YamahaYFM250 Raptor
2008 - 2010YamahaXT250
2009 - 2009YamahaYFM450 Grizzly 4x4 Auto IRS

Highlights

Note detail

Shipping and warranty

  • Fast shipping

    The order will be dispatched within 1 business day, and the package will arrive within your order's estimated date. Please click Shipping Policy for more details.

  • Easy return

    Every order comes with a 90-day free return which means you don't have to pay for a return slip. Please click Return Policy for more details.

  • Warranty policy

    All parts are quality-tested to meet the top-tier aftermarket standards. Please click Warranty Policy for more details.

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Free Return

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Guaranteed Fit

We guarantee that all parts will fit your vehicle perfectly.

Reviews

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90 days free return

Attention to customers from California:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov/.