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AC Delco®
21 RapidFire Performance Platinum Series Spark Plug, Sold individually

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$12.99
Manufacturer #21
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
Notes:
16 mm Hex Size; 2.05 in. Insulator Height; (1) Ground Electrode Quantity; Flat Seat Type
Series:
RapidFire Performance Platinum Series
Electrode Tip Material:
Platinum Electrode Tip
Quantity Sold:
Sold individually
Warranty:
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Gap Size:
0.05 in.
Heat Range:
8
Reach:
1.04 in. Reach
Thread Size:
14 mm thread size

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2000-2003 Nissan Sentra
GXE
4 Cyl 1.8L
Gap .044
2000-2003 Nissan Sentra
XE
4 Cyl 1.8L
Gap .044
2000-2006 Honda Insight
Base
3 Cyl 1.0L
Gap .044
2001 Nissan Pathfinder
XE
6 Cyl 3.5L
Gap .044
2001-2002 Nissan Sentra
CA
4 Cyl 1.8L
Gap .044
Page 1 of 96 | Showing 1 - 5 of 479 results

Product Information

ACDELCO RAPIDFIRE PERFORMANCE PLATINUM SPARK PLUG

Fire up your engine with the rapid response and enduring, streamlined performance of ACDelco’s RapidFire Performance Platinum spark plug. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Tapered center wire electrode minimizes firing diameter for improved efficiency
  • Insulator’s ribless design provides secure seal
  • Required voltage for firing has been dramatically reduced
  • Solid state suppressor protects against compression leakage and radio interference
  • Engineered for enduring, streamlined performance
  • Wards off rust and wear over time
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
Do all spark plugs has to be changed at the same time??Rodney T.Apr 10, 2023
Best Answer:Hi Rodney, I'm pleased to assist you. Yes, as a general rule, it's better to replace all plugs at the same time to ensure consistent levels of performance. Click the link below to continue ordering at a discounted offer today, while supplies last. I hope this helps. Enjoy your CP shopping experience! <a href="https://www.carparts.com/spark-plug/ac-delco/ac21?can=CPGG4850_CSQA_20230410" target="_blank">https://www.carparts.com/spark-plug/ac-delco/ac21?can=CPGG4850_CSQA_20230410</a>
Grace G.STAFFApr 11, 2023

Customer Reviews

Parts came promptly. Simple to install. At a great price, much less than retail locations close to me. What's not to like?
Mark K.
VERIFIED PURCHASER
Purchased on Apr 28, 2023
Working great purchased with 6 pk ignition wires mechanic did work running much better all codes off highly recommend <a href="http://carparts.com" target="_blank">carparts.com</a> came even earlier than expected they honored discount codes will absolutely use again
DeAnn E.
VERIFIED PURCHASER
Purchased on Jun 17, 2023
Great product came in time
Jose D.
VERIFIED PURCHASER
Purchased on Jun 17, 2023