Installation Time
(approx) 30 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Accel HP Copper Spark Plugs; 2 Ranges Colder; 4-Pack (15-26 Mustang EcoBoost)
Item 409201
Our Price
$32.89 set of 4
Military, Medical & First Responders
$1.64 Available in AM Cash Rewards.
Confirm Eligibility
Confirm Eligibility
CONFIRM THIS FITS YOUR VEHICLE!
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Shop Owners Save More!
Sign up for our dealer program
Frequently Bought Together
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- _x000D_
- Application Ford Ecoboost _x000D_
- Brand Accel _x000D_
- Category Spark Plugs _x000D_
- Emission Code 2 _x000D_
- Gap .030 In _x000D_
- Heat Range 2 Steps Colder _x000D_
- Hex Size 5/8 In _x000D_
- Length Standard _x000D_
- Part Type Spark Plug _x000D_
- Product Type Spark Plug _x000D_
- Projected Tip Yes _x000D_
- Qty 4 _x000D_
- Reach 1 In _x000D_
- Resistor Yes _x000D_
- Seat Type Tapered _x000D_
- Style Copper Core _x000D_
- Sub Category Secondary Ignition _x000D_
- Thread Pitch 1.25 Mm _x000D_
- Thread Size 14 Mm _x000D_
- Torque Specification 7.2-14.5 Lb.Ft. _x000D_
- Fits 15-26 Mustang Ecoboost _x000D_
Description
Performance Spark Plug. The Accel HP Copper Spark Plugs; 2 Ranges Colder; 4-Pack deliver a stronger and more reliable spark for high-performance and boosted applications. Designed to improve combustion efficiency and reduce misfires, they ensure optimal engine power and responsiveness under demanding conditions.
_x000D__x000D_Construction and Appearance. These spark plugs feature a copper core that offers superior electrical conductivity and heat dissipation compared to platinum and iridium. They include a "C"-cut design that exposes the spark kernel for improved flame propagation. Machine rolled threads provide precise engagement and enhanced torque retention.
_x000D__x000D_Installation. Installation is straightforward with no drilling required, utilizing standard spark plug intervals and torque specifications. Perfect for professional or experienced enthusiasts seeking a direct replacement with improved heat handling.
_x000D__x000D_Application. These spark plugs are specifically engineered to fit 2015 through 2026 Mustang EcoBoost models, delivering optimized performance without modification.
Accel 578C2-4
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (4) Spark Plugs
Tech Specs
4.9
Customer Reviews (59)
Questions & Answers
No questions about this product yet.
Ask the First Question
Will It Fit My Mustang
- EcoBoost - 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26
