Denso Spark Plug - Standard U-groove
Denso Spark Plug - Standard U-groove
Available in stock (15)
-
Estimated delivery: Feb 05 - Feb 09
About this product
About this product
The Denso 21030478 spark plug delivers reliable ignition and performance for your engine. Engineered with precision and durability in mind, this spark plug ensures efficient combustion and smooth operation. Upgrade your engine's performance with this high-quality Denso spark plug.
Description
The Denso spark plug features an improved head dissipation design, allowing for efficient heat transfer and preventing overheating. The standard U-groove electrode enhances ignitability, leading to improved combustion efficiency and reduced emissions. A low center copper core maximizes thermal conductivity, ensuring consistent performance under varying operating conditions. The heat-resistant nickel jacket provides excellent corrosion resistance and extends the lifespan of the spark plug. This resistor type spark plug minimizes radio frequency interference (RFI), ensuring proper function of onboard electronics. Trust Denso for superior ignition performance and reliability.
Features & highlights
- Improved head dissipation for efficient heat transfer.
- Standard U-groove electrode enhances ignitability and combustion.
- Low center copper core maximizes thermal conductivity for consistent performance.
- Heat-resistant nickel jacket provides excellent corrosion resistance.
- Resistor type minimizes radio frequency interference (RFI).
- Ensures efficient combustion and smooth engine operation.
Technical specifications
- Brand: Denso
- Product Name: Spark Plug
- Vendor Part Number: W22FSR
- Center Electrode Type: Standard
- Electrode Tip Material: Nickel Alloy
- Type: Resistor Type
Important to know
Please verify compatibility with your specific engine model before installation.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
DENSO
W22FSR
Spark Plug
Nickel Alloy
Standard
Resistor Type
Each


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

