DTech Volvo/Mack D13/MP8 EPA14/17 Stage 3 Cylinder Head | DT22797841S3 - US Market Only The DTech Volvo/Mack D13/MP8 EPA14/17 Stage 3 Cylinder Head, part number DT22797841S3, is designed for Volvo D13 and Mack MP8 EPA14 and EPA17 applications and provides a higher-stage replacement for demanding late-model D13 and MP8 service. Built as a new heavy-duty diesel cylinder head and cross-referenced to OEM part number 22797841, this product helps technicians source the right replacement quickly and install with confidence. Choose this Volvo Mack D13 MP8 EPA14 EPA17 Stage 3 cylinder head to help fleets and diesel repair shops complete quality repairs with confidence and strong overall value. With DTech, you get better parts better value, backed by Alliant Power. DTech provides the quality you can trust stronger than before. Stage Indicator: Stage 3: Enhanced Performance (HH) – Full Inconel Build Stage Description: Built for the most severe operating conditions, this cylinder head features full Inconel intake and exhaust valves. Delivering 1.8x the tensile strength of standard valves, it provides maximum durability and extended service intervals for heavy haul trucks, high-output engines, and extreme thermal environments. Need a solution for standard duty cycles?

• DT22797841S2 - View Stage 2 (Inconel Valve Upgrade) for improved heat resistance in standard over-the-road applications.

DTech Cylinder Head Warranty Policy Statement

• DTech cylinder heads are engineered and validated for use in properly maintained engines operating within original equipment manufacturer (OEM) specifications and recommended operating conditions.
• DTech cylinder heads are backed by a 12-month, unlimited mileage warranty from the date of purchase.
• Approved warrantable claims are limited to a maximum of $1,000 per claim on labor.