DTech Volvo/Mack D13/MP8 EPA10 Stage 2 Cylinder Head | DT23491393S2 - US Market Only The DTech Volvo/Mack D13/MP8 EPA10 Stage 2 Cylinder Head, part number DT23491393S2, is designed for Volvo D13 and Mack MP8 EPA10 applications and provides a stage-level replacement for D13 and MP8 repair programs. Built as a new heavy-duty diesel cylinder head and cross-referenced to OEM part number 23491393, this product helps technicians source the right replacement quickly and install with confidence. Choose this Volvo Mack D13 MP8 EPA10 cylinder head to support reliable repair outcomes for heavy-duty Volvo and Mack trucks. 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 2: Excellent (EH / HE) – Inconel Valve Upgrade Stage Description: Engineered for demanding duty cycles, this cylinder head features an Inconel intake or exhaust valve upgrade. The advanced alloy provides significantly improved heat resistance, extending valve service life for standard over-the-road and vocational trucks operating in high-temperature environments. Need more durability for demanding conditions? This engine platform is also available in higher performance tier.

• DT23491393S3 - View Stage 3 (Full Inconel Build) for maximum durability in heavy haul and high-horsepower 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.