


🔧 Lock in power and precision with DNJ – because your engine deserves the best!
The DNJ HBK813 Head Bolt Kit is a premium-grade, cast iron bolt set designed for 2005-2014 Audi and Volkswagen 2.5L L5 20V DOHC engines. Featuring Grade 2 hex bolts with 125 MPa shear strength, this complete kit supports both turbocharged and naturally aspirated variants, ensuring a perfect fit and reliable engine head service. Trusted for over 30 years, DNJ delivers durability and precision to keep your engine running at peak performance.









| ASIN | B019QTKDJS |
| Best Sellers Rank | #3,344,734 in Automotive ( See Top 100 in Automotive ) #1,770 in Automotive Replacement Engine Head Bolt Sets |
| Brand | DNJ |
| Color | Black |
| Date First Available | December 23, 2015 |
| Exterior Finish | Unfinished |
| Fastener Type | Hexagon Bolt |
| Head Style | Flat |
| Head Type | Hex |
| Item Hardness | Grade 2 |
| Item Weight | 2.05 pounds |
| Item model number | HBK813 |
| Manufacturer | DNJ ENGINE COMPONENTS |
| Manufacturer Grade | standard |
| Material | ironcast_iron |
| Maximum Shear Strength | 125 MPa |
| Metal Type | Cast Iron |
| Product Dimensions | 9 x 5 x 3 inches |
| Thread Class | 3A |
| Thread Style | Right Hand |
| UPC | 849500099592 |
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