International Order Notice:
International orders are required to be paid by money order or bank transfer. Please call or email for more information before placing your
order. International import taxes and duties are the responsibility of the purchaser and are not the responsibility of Modern Muscle
Performance / Modernmusclextreme.com.
Modern Muscle Performance offers in-house installation as well as other HEMI hotrod related services!
Modern Muscle / ModernMuscleXtreme.com CNC ported heads are unmatched in performance and endurance. Relying upon over 40 years of HEMI experience as it applies to drag racing, and other competitive automotive sports, our heads are sure to exceed your expectations. Our custom porting process is done using state-of-the-art CAD/CAM software to ensure maximum flow performance and consistency across all of our parts.
International Order Notice:
First time international Modern Muscle Xtreme customers purchasing product in excess of $500.00 are required to pay by money order or bank transfer. Please call or email for more information before placing your order.
Modern Muscle Performance offers in-house installation as well as other HEMI hotrod related services!
ModernMuscleXtreme.com Accepts:
Sales Tax: Sales tax at Modern Muscle Xtreme (MMX) and its subsidiaries is based on State and local requirements. For more information, please reference our Sales Tax Policy page.