Parts Now Pay Later with
Log In Cart
Log In

Create An Account

Log In Cart
Your Cart Is Empty
Free Shipping Over $199.99

Free Shipping Over $199.99

Orders of $199.99 or more ship free within the continental U.S.

Shipping Policy

Denso 12-15 Civic Si Iridium Long-Life Spark Plugs

Denso 12-15 Civic Si Iridium Long-Life Spark Plugs-A1
Images may be for reference only

Denso 12-15 Civic Si Iridium Long-Life Spark Plugs

Be the first to review!

Reward Points

It pays to shop with K Series Parts and our reward points program! For every $1.00 you spend you earn reward points.

They are easy to earn, just log in to your account when you check out. If you don't have one it is free and easy to setup.

They are easy to use during check out. Click on the "Have Reward Points?" on the shipping and payment selection page.

Reward Point Program Details

You earn 2 points for every $1.00 that you spend.

100 points equal a $1.00 discount.

Maximum discount per order is 5% of the order total.

There is no minimum order total to redeem points.

Points do not apply to shipping or sales tax.

Points are not redeemable for cash.

The point value per dollar, points earned per purchase, and order minimum are subject to change.

Earn 101 reward points. Learn More

Quantity 1 equals 4 spark plugs

Out of Stock
Enter your email address to be notified when it is back in stock.

Monday-Friday: 9am-4pm MST


Denso Iridium Long-Life Spark Plugs for the 12-15 Honda Civic Si

  • Sold as a package of 4 spark plugs
  • Heat Range: 22
  • Gap: 1.1mm / 0.044"
  • Platium Electrode
  • Improved acceleration in comparison with normal spark plugs
  • Tapered cut, U-Groove ground electrode
  • Worlds smallest 0.4mm iridium center electrode
  • Patented 360-degree laser welding assembly process

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects.


Brand: Denso
Part Number: SXU22HCR11S
UPC: 42511346147

Vehicle Fitment

Honda Civic
2012 Honda Civic Si Coupe 2013 Honda Civic Si Coupe 2014 Honda Civic Si Coupe 2015 Honda Civic Si Coupe
2012 Honda Civic Si Sedan 2013 Honda Civic Si Sedan 2014 Honda Civic Si Sedan 2015 Honda Civic Si Sedan

Reviews ★★★★★ ★★★★★

No Reviews Yet!

Write a Review