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High performance spark plugs
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🔥 High Performance Spark Plugs – Reliability & Engine Power
High-performance spark plugs play a key role in the proper functioning of your engine. They ensure optimal combustion , improve throttle response and guarantee greater reliability both on the road and on the track. Whether you ride in stock configuration or prepared (Stage 1, 2 or higher), we offer a wide selection of spark plugs adapted to your needs.
🔝 Available brands
- NGK – World reference, with Iridium and Racing models.
- Denso – Japanese high technology, renowned for its longevity and performance.
- Bosch – German manufacturer renowned for OEM and sports quality.
- Brisk – Spark plugs specialized in high-performance engine preparation.
- Other specialist manufacturers – To suit all budgets and configurations.
✅ Advantages & Benefits
- ⚡ More precise and powerful ignition.
- 🚀 Better revving and increased engine response.
- 📉 Reduced misfires and fuel consumption.
- 🔥 Increased resistance to high temperatures and extreme pressures.
- 🏁 Essential for all engine preparation (stages 1 to 5).
🛠️ Technical advice
Choosing the right spark plug depends on your usage and tuning level. For example, NGK Iridium or Denso Iridium are ideal for everyday use and light tuning, while Brisk Racing or NGK Racing are better for heavily tuned engines.
Check the condition of your spark plugs regularly: a worn or dirty electrode can cause misfires, loss of power, and even damage your engine. If in doubt, our team remains available via the 📩 contact page .
❓ FAQ
- When should I change my spark plugs?
On average every 30,000 to 60,000 km, or sooner on a prepared configuration. - What is the difference between standard and Iridium spark plugs?
Iridium spark plugs provide longer life, better spark and more stable ignition. - Do high performance spark plugs increase horsepower?
They don't directly add horsepower, but allow the engine to exploit its full potential. - Are they compatible with all vehicles?
Yes, each spark plug is referenced according to the vehicle model. Check compatibility before purchase.
Product return
Product return within 14 days with conditions*
Tracked Delivery
Track your order in real time with Colissimo, UPS FEDEX TNT Chronopost DPD GEODIS
HOTLINE online
Our experts are at your disposal by email or telephone
100% secure payment
Bank card payments via CIC Monetico, COFIDIS or PAYPAL in 4 installments free of charge
FAQ: The Most Frequently Asked Questions
How do I track my package?
As soon as the shipment is made, you will receive an email with a tracking link. You can also find this link in your customer account, under "My Orders." Delivery is tracked via Chronopost, Colissimo, DPD, or UPS.
How to contact Customer Service?
You can contact our customer service by email at https://strperformance.com/en/ or by phone at +33 01 34 67 70. We are available Monday to Friday, from 9:00 a.m. to 12:00 p.m. and from 2:00 p.m. to 5:00 p.m. Customer service is closed between 12:00 p.m. and 2:00 p.m. Response guaranteed within 24 to 48 hours (excluding weekends and public holidays).
Which countries do you deliver to?
STR Performance ships your orders all over the world: mainland France, French overseas departments and territories, Europe (Belgium, Switzerland, Spain, Germany, etc.) as well as internationally (Canada, Maghreb, overseas, etc.).
Our shipping partners include Chronopost, Colissimo, DPD and UPS, depending on the country, weight and size of the package.
Shipping costs are automatically calculated at the checkout stage based on your address. Each shipment is tracked online and secure.
We deliver to your home, collection point or business depending on the options available in your area.
What are the shipping times?
Shipping times at STR Performance depend on product availability and delivery destination.
✅ Products in stock : dispatch within 24 to 48 working hours after payment validation (excluding weekends and public holidays).
🔄 Products being restocked or personalized : an additional delay may apply (specified on the product sheet or communicated by our customer service).
Average delivery times after dispatch :
🇫🇷 Metropolitan France : 1 to 3 working days via Chronopost, Colissimo or DPD
🇪🇺 Europe (Belgium, Luxembourg, Germany, Spain, etc.) : 3 to 7 working days
🌍 DOM-TOM, Canada, Maghreb, and rest of the world : 5 to 12 working days depending on the area
Each order benefits from online tracking : you will receive an email with a tracking number as soon as your package is picked up by the carrier.
Important : Orders placed after 12 p.m. are generally processed the following business day. Delivery times may be longer during busy periods (sales, promotions, holidays, etc.).
How much are the shipping costs?
Shipping costs are calculated automatically at the checkout stage, based on the weight, volume of your package and your delivery area.
We offer several carriers (Chronopost, Colissimo, DPD, UPS) with rates adapted for France, Europe, the French overseas departments and territories and internationally.
The exact cost is displayed before payment, once your address has been entered.