- Modern Muscle Xtreme Newsletter
MMX Custom Product Payment Method
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!
We Currently Do Not Accept American Express.