Best Cylinder Head Plugs

Looking for the best cylinder head plugs to keep your engine running smoothly? We’ve tested and compared top options to help you find the perfect fit for your car, whether it’s a Honda, Subaru, or V8 engine.

Cylinder head plugs are small but vital parts of your engine. They prevent leaks and keep your car running smoothly. Choosing the right plug can save you time and money.

We’ve tested and compared top cylinder head plugs to help you find the perfect fit. Whether you drive a Honda, Subaru, or V8 engine, we’ve got you covered. Discover the best options and upgrade your engine with confidence.

List of Top 10 Cylinder Head Plugs

Title	Best For	Price
Icyhaws Cylinder Head Cam Plug with Seal, Replace 12513-P72-003, Cam Plug Cap Compatible with Honda Civic Fit HR-V Insight CR-V CR-Z Acur Integra	This Icyhaws Cylinder Head Cam Plug is perfect for car owners who need a reliable replacement part. It’s ideal for Honda and Acura vehicles, ensuring a long-lasting fix without breaking the bank.	View on Amazon (paid link)
Universal Thermactor Cylinder Head Plug Set \| Fits Small Block V8 Engines \| 5/8″-11 External x 7/16″-14 Internal Threads \| Alloy Steel \| 5 Pack \| Direct Replacement	This plug set is perfect for engine builders, performance tuners, and machine shops who want a strong seal and easy fit on small block V8 heads. It’s made for anyone who values durability and precision in every rebuild.	View on Amazon (paid link)
Genuine Honda 12513-P72-003 Cylinder Head Plug	This Genuine Honda 12513-P72-003 Cylinder Head Plug is perfect for Honda owners who want a reliable OEM part that fits right the first time. It’s ideal for anyone who values quality and precision in their engine.	View on Amazon (paid link)
Genuine Subaru Cylinder Head Plug “Half Moon” 96-07 WRX STi Forester Legacy set of 4	This Genuine Subaru Cylinder Head Plug set is perfect for Subaru owners with turbo engines like the EJ205, EJ255, EJ257, or EJ25D. If you drive a WRX STi, Forester, or Legacy from 1996 to 2007, these half moon plugs are exactly what you need.	View on Amazon (paid link)
Daptemn 12513P72003 Cylinder Head Rear Cam Plug With Seal,4 PCS Head Cap	This Daptemn Cylinder Head Rear Cam Plug is perfect for Honda and Acura owners who need a reliable replacement part. It’s ideal for DIY repairs or professional mechanics looking for quality and durability.	View on Amazon (paid link)
Cylinder Head Cam Plug with Seal, Automotive Replacement Camshaft Seals, Car Accessories Cam Plug Cap Fit for Honda Civic Acura CR-V CR-Z HR-V Insight, Replace OEM#12513-P72-003 KF811285	This product is perfect for Honda and Acura owners who want a quick, reliable fix for oil leaks and engine sealing issues. It’s ideal for drivers who value long-lasting parts that keep their car running smooth and strong.	View on Amazon (paid link)
HHZL 12513-P72-003 for Honda Civic Cylinder Head Rear Cam Plug with Seal, Camshaft Seal Cap Replacement 12513P72003 Compatible With Honda Civic HR-V Insight CR-V CR-Z Acur Integra	This HHZL 12513-P72-003 is perfect for Honda and Acura owners who need a reliable replacement for their cylinder head rear cam plug. It’s easy to install and built to last, saving you time and money.	View on Amazon (paid link)
SYudwen 12513-P72-003 Cylinder Head Cam Plug Compatible with Honda Civic 1999-2015, CRZ 2011-2016, CRV 1997-2001, Fit 2007-2013, Insight 2010-2014, HRV 2016-2018 etc	This SYudwen Cylinder Head Cam Plug is perfect for Honda owners who want a reliable and easy-to-install replacement part. It’s ideal for those looking to restore their vehicle’s performance without hassle.	View on Amazon (paid link)
2Pcs Cylinder Head Cam Plug with Seal Cam Plug Cap Compatible with Honda Civic HR-V Insight CR-V CR-Z Acur Integra Replace 12513-P72-003 22501023310	This 2Pcs Cylinder Head Cam Plug is perfect for car owners who need a reliable replacement for their Honda or Acura. It’s easy to install and built to last, making it ideal for anyone looking to fix their vehicle quickly and affordably.	View on Amazon (paid link)
Dorman 42025 Cylinder Head Repair Kit	This kit is perfect for DIY mechanics and car owners who want a quick, low-cost fix for stripped spark plug sockets without replacing the whole cylinder head. It’s made for anyone who values durable parts and easy repairs.	View on Amazon (paid link)

Detailed Reviews

Discover the Best Cylinder Head Plugs with our expert guide. Each option is carefully reviewed for quality, performance, and value. Read on to find the perfect fit for your engine today.

1. Icyhaws Cylinder Head Cam Plug with Seal, Replace 12513-P72-003, Cam Plug Cap Compatible with Honda Civic Fit HR-V Insight CR-V CR-Z Acur Integra

The Icyhaws Cylinder Head Cam Plug is a durable replacement part for your car. It’s made from high-quality ABS material, ensuring it’s sturdy and long-lasting. This part is lightweight and resists fading, making it a reliable choice.

It fits many Honda and Acura models, including Civic, CR-V, and Integra. The plug meets or exceeds OEM standards, so it’s trustworthy. It replaces multiple part numbers, making it a versatile solution.

Easy to install, prevents oil leaks, and saves you money. A smart fix for your engine. Trust Icyhaws for quality.

Pros	Cons
Durable ABS material ensures long-lasting performance. Fits multiple models, perfect for Honda and Acura owners. Meets OEM standards, guarantees quality and reliability. Easy installation, no special tools required.	Seal ring can break if installed with too much force Not universally compatible, fits only certain Honda/Acur models

Perfect For:

This Icyhaws Cylinder Head Cam Plug is perfect for car owners who need a reliable replacement part. It’s ideal for Honda and Acura vehicles, ensuring a long-lasting fix without breaking the bank.

Ready to Purchase?

View Price on Amazon (paid link)

2. Universal Thermactor Cylinder Head Plug Set | Fits Small Block V8 Engines | 5/8″-11 External x 7/16″-14 Internal Threads | Alloy Steel | 5 Pack | Direct Replacement

Upgrade your engine with the Universal Thermactor Cylinder Head Plug Set. This 5-pack is designed for small block V8 engines, offering a direct replacement for factory parts.

Blocks air injection ports, improves exhaust sealing, and boosts performance. Dual-threaded design fits standard heads, while alloy steel ensures durability and heat resistance.

Easy to install with a slotted head for screwdriver use. EngineQuest’s 75+ years of expertise guarantees quality and reliability, backed by a 1-year warranty.

Pros	Cons
Blocks air ports for better exhaust sealing and performance. Dual-threaded design fits standard small block V8 heads. Durable alloy steel resists heat and ensures long-term sealing. Easy install with a slotted head for quick screwdriver use.	Not universal fit – only works with small block V8s No specialty tool included for installation or removal Limited pack size – just 5 plugs per set

Perfect For:

This plug set is perfect for engine builders, performance tuners, and machine shops who want a strong seal and easy fit on small block V8 heads. It’s made for anyone who values durability and precision in every rebuild.

Ready to Purchase?

View Price on Amazon (paid link)

3. Genuine Honda 12513-P72-003 Cylinder Head Plug

The Genuine Honda 12513-P72-003 Cylinder Head Plug is a reliable OEM part. It ensures optimal performance for your vehicle. Trust this part for long-lasting durability.

This plug is made in China with high-quality standards. Its compact size fits easily in your engine. The lightweight design adds no extra burden.

The package dimensions are 7.62 L x 1.524 H x 11.938 W centimeters. It weighs only 0.022 pounds, making it easy to handle.

Pros	Cons
Genuine OEM Part ensures perfect fit and performance. Lightweight design at just 0.022 pounds for easy handling. Compact packaging saves space during storage or shipping. Made in China with reliable quality and affordability.	Made in China, not Japan Very small size, easy to misplace Lightweight package, feels less durable

Perfect For:

This Genuine Honda 12513-P72-003 Cylinder Head Plug is perfect for Honda owners who want a reliable OEM part that fits right the first time. It’s ideal for anyone who values quality and precision in their engine.

Ready to Purchase?

View Price on Amazon (paid link)

4. Genuine Subaru Cylinder Head Plug “Half Moon” 96-07 WRX STi Forester Legacy set of 4

Keep your Subaru running smoothly with these genuine cylinder head plugs. This set of four “Half Moon” plugs fits 1996-2007 WRX STi, Forester, and Legacy models. They work with turbo engines like the EJ205, EJ255, EJ257, and EJ25D.

These plugs are factory-sealed Subaru parts, ensuring quality and reliability. Perfect for repairs or maintenance, they’re a must-have for Subaru owners.

Pros	Cons
Genuine Subaru quality you can trust Fits WRX STi, Forester, Legacy perfectly Strong seal prevents leaks and issues Durable Half Moon Plug built to last Easy install for Turbo EJ engines	Limited compatibility with non-Subaru engines. Higher cost than aftermarket alternatives. Specific fit; not universal for all models.

Perfect For:

This Genuine Subaru Cylinder Head Plug set is perfect for Subaru owners with turbo engines like the EJ205, EJ255, EJ257, or EJ25D. If you drive a WRX STi, Forester, or Legacy from 1996 to 2007, these half moon plugs are exactly what you need.

Ready to Purchase?

View Price on Amazon (paid link)

5. Daptemn 12513P72003 Cylinder Head Rear Cam Plug With Seal,4 PCS Head Cap

Stop oil leaks fast with this 4-pack set. It fits your car to keep it safe.

Each head cap uses strong plastic and thick rubber. It seals the plug hole with a tight fit. You get four caps that last a long time.

These parts fit your top car models well. Each plug comes in a clean bag. Buy your new cap set with full pride today.

Pros	Cons
Fits many Honda/Acura models with ease Prevents oil leaks with strong rubber seal High quality build for long-lasting use Easy storage with individual packaging OEM replacement for perfect compatibility	Plastic material – may wear out faster under heat. No tools included – extra purchase needed. Limited fit – not for all vehicle models.

Perfect For:

This Daptemn Cylinder Head Rear Cam Plug is perfect for Honda and Acura owners who need a reliable replacement part. It’s ideal for DIY repairs or professional mechanics looking for quality and durability.

Ready to Purchase?

View Price on Amazon (paid link)

6. Cylinder Head Cam Plug with Seal, Automotive Replacement Camshaft Seals, Car Accessories Cam Plug Cap Fit for Honda Civic Acura CR-V CR-Z HR-V Insight, Replace OEM#12513-P72-003 KF811285

Cylinder Head Cam Plug with Seal, Automotive Replacement Camshaft Seals, Car Accessories Cam Plug Cap Fit for Honda Civic Acura CR-V CR-Z HR-V Insight, Replace OEM#12513-P72-003 KF811285

Strong, tough, reliable. This camshaft seal plug fights heat. It resists wear and corrosion.

It gives tight sealing to stop oil leaks. It keeps dirt out and protects your engine.

Fits many Honda and Acura models. Easy replacement for old or damaged parts.

Pros	Cons
Durable ABS material resists wear, corrosion, and high temps. Prevents oil leaks and keeps impurities out for longer engine life. Fits multiple Honda/Acura models with OEM compatibility. Easy replacement fixes leaks and ensures smooth engine operation.	Single piece only – no extra seals included Limited fit range – works only with listed models OEM check needed – must confirm part number before buying

Perfect For:

This product is perfect for Honda and Acura owners who want a quick, reliable fix for oil leaks and engine sealing issues. It’s ideal for drivers who value long-lasting parts that keep their car running smooth and strong.

Ready to Purchase?

View Price on Amazon (paid link)

7. HHZL 12513-P72-003 for Honda Civic Cylinder Head Rear Cam Plug with Seal, Camshaft Seal Cap Replacement 12513P72003 Compatible With Honda Civic HR-V Insight CR-V CR-Z Acur Integra

HHZL 12513-P72-003 for Honda Civic Cylinder Head Rear Cam Plug with Seal, Camshaft Seal Cap Replacement 12513P72003 Compatible With Honda Civic HR-V Insight CR-V CR-Z Acur Integra

The HHZL 12513-P72-003 is a cylinder head rear cam plug for Honda and Acura vehicles. It includes a seal for a perfect fit. This part replaces old or damaged plugs easily.

It works with Honda Civic, CR-V, and Acura Integra models. Made from durable ABS material, it’s light and long-lasting. This plug saves you money over time.

The package includes one cam plug with seal. Avoid pressing hard during installation to prevent oil leaks.

Pros	Cons
Perfect OEM replacement for multiple Honda and Acur models. Durable ABS material ensures long-lasting, reliable performance. Easy installation saves time and hassle with no special tools. Prevents oil leaks with a secure, high-quality seal.	Only one plug included, no extras. Seal can damage if pressed too hard. Limited fit—works only with listed models.

Perfect For:

This HHZL 12513-P72-003 is perfect for Honda and Acura owners who need a reliable replacement for their cylinder head rear cam plug. It’s easy to install and built to last, saving you time and money.

Ready to Purchase?

View Price on Amazon (paid link)

8. SYudwen 12513-P72-003 Cylinder Head Cam Plug Compatible with Honda Civic 1999-2015, CRZ 2011-2016, CRV 1997-2001, Fit 2007-2013, Insight 2010-2014, HRV 2016-2018 etc

SYudwen 12513-P72-003 Cylinder Head Cam Plug Compatible with Honda Civic 1999-2015, CRZ 2011-2016, CRV 1997-2001, Fit 2007-2013, Insight 2010-2014, HRV 2016-2018 etc

Replace your old cylinder head cam plug with the SYudwen 12513-P72-003. It fits many Honda models, from Civic to HRV. Check the OE number to ensure a perfect match.

This plug is easy to install and requires no tools. It’s made from high-quality materials for long-lasting performance.

Restore your car’s performance with this durable plug. The package includes one piece, ready to install. Enjoy a better driving experience today!

Pros	Cons
Perfect fit for Honda models, ensuring hassle-free installation. Durable materials guarantee long-lasting performance and high wear resistance. No tools needed—simply twist on and off for easy installation. Restores original driving experience with factory specifications maintained.	Limited to specific Honda models, not a universal fit. Single-piece package, may need multiple purchases for full repair. No tools required, but careful installation is still needed.

Perfect For:

This SYudwen Cylinder Head Cam Plug is perfect for Honda owners who want a reliable and easy-to-install replacement part. It’s ideal for those looking to restore their vehicle’s performance without hassle.

Ready to Purchase?

View Price on Amazon (paid link)

9. 2Pcs Cylinder Head Cam Plug with Seal Cam Plug Cap Compatible with Honda Civic HR-V Insight CR-V CR-Z Acur Integra Replace 12513-P72-003 22501023310

2Pcs Cylinder Head Cam Plug with Seal Cam Plug Cap Compatible with Honda Civic HR-V Insight CR-V CR-Z Acur Integra Replace 12513-P72-003 22501023310

Upgrade your engine with the 2Pcs Cylinder Head Cam Plug. It’s compatible with Honda and Acura models, ensuring a perfect fit. Replace old or broken plugs easily with this high-quality solution.

Made of durable ABS, it’s lightweight and long-lasting. No fading, no breakage, just reliable performance. Direct replacement for a seamless installation.

Package includes 2 pieces, so you’re fully equipped. Save time and money with this affordable, high-quality part. Keep your engine running smoothly with this essential upgrade.

Pros	Cons
Direct replacement for worn or broken plugs Wide compatibility with Honda and Acura models Durable ABS material for long-lasting use Lightweight design with no fading or breakage Easy installation with seamless fit every time	Limited Compatibility: Not for all Honda/Acura models. No Tools Included: Requires your own tools for installation. Plastic Material: May not be as durable as metal alternatives.

Perfect For:

This 2Pcs Cylinder Head Cam Plug is perfect for car owners who need a reliable replacement for their Honda or Acura. It’s easy to install and built to last, making it ideal for anyone looking to fix their vehicle quickly and affordably.

Ready to Purchase?

View Price on Amazon (paid link)

10. Dorman 42025 Cylinder Head Repair Kit

The Dorman 42025 Cylinder Head Repair Kit is a direct replacement for stripped spark plug sockets. It saves you money by fixing the problem without replacing the entire cylinder head. This kit is easy to use and works on specific vehicles.

The quality components ensure reliable performance and a long service life. A team of experts backs this product, so you can trust its quality and fit.

Pros	Cons
Saves money by fixing stripped spark plug sockets without replacing the cylinder head. Direct fit for specified vehicles, ensuring easy installation. Durable parts guarantee long-lasting performance and reliability. Trusted quality backed by U.S. experts and 100+ years of experience.	Not universal – may not fit all vehicle makes and models. Requires expertise – installation can be tricky for beginners. Limited use – only fixes stripped spark plug threads, not other issues.

Perfect For:

This kit is perfect for DIY mechanics and car owners who want a quick, low-cost fix for stripped spark plug sockets without replacing the whole cylinder head. It’s made for anyone who values durable parts and easy repairs.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Finding the best cylinder head plug is simple. The right choice keeps your engine safe and leak-free.

Compatibility: Always check if the plug matches your car model and OEM number. A perfect fit avoids leaks and saves repair costs.
Material Quality: Look for ABS plastic, rubber seals, or alloy steel. Strong materials resist heat, wear, and fading.
Durability: A good plug should last for years. Durable parts reduce the need for frequent replacements.
Ease of Installation: Choose plugs that are easy to install. Simple designs save time and avoid mistakes.
Leak Prevention: The main job of a plug is to stop oil leaks. Tight sealing keeps your engine clean and efficient.
OEM vs Aftermarket: OEM plugs guarantee factory-level performance. Aftermarket options can be cheaper but must meet or exceed standards.
Package Size: Some sets come with multiple plugs. Buying a pack can be cost-effective for long-term use.
Warranty & Brand Trust: A plug backed by a warranty or a trusted brand gives peace of mind. Reliable brands mean reliable performance.
Performance Needs: For V8 engines or turbo models, choose plugs designed for high heat and pressure. Special designs improve sealing and performance.
Price Value: Don’t just pick the cheapest. Balance cost with quality to get the best value for your money.