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Over 40 Years of HEMI Experience!
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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!
ModernMuscleXtreme.com Accepts:
We Currently Do Not Accept American Express.
Resto Mods & HEMI Conversions
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We offer new crate engines, engine management, EFI fuel tanks, and much much more. We can even build your dream ride, so whether it is a 1970 or a 2013 Challenger We have the knowledge and experience for all your performance needs.
Modern Muscle Performance has been building HEMI stroker engines for many years and we have a well earned reputation as one of the...read more
Sale: $5,982.00
Modern Muscle Performance has been building HEMI stroker engines for many years and we have a well earned reputation as one of the...read more
Sale: $5,982.00
Modern Muscle Performance has been building HEMI stroker engines for many years and we have a well earned reputation as one of the...read more
Sale: $6,081.00
5.7L / 345 HEMI® V8 ENGINEV8 engine with 375 horsepower+, 410 lb-ft of torque, and up to 25 miles per gallon this HEMI engine...read more
$5,460.00
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer genuine MOPAR parts to our customers. This 5.7L / 345 HEMI crate...read more
$1,745.00
Are you looking to fit your old MOPAR with some new Gen 3 HEMI muscle? Are you looking to do a HEMI swap or conversion in some non-HEMI...read more
$2,199.00
Are you looking to fit your old MOPAR with some new Gen 3 HEMI muscle? Are you looking to do a HEMI swap or conversion in some non-HEMI...read more
$2,499.00
Can take up to 2 to 5 weeks for delivery! Please call for availability!The 6.1L HEMI intake is still very popular for many reasons, and...read more
$599.99
Are you looking to fit your old MOPAR with some new Gen 3 HEMI muscle? Are you looking to do a HEMI swap or conversion in some non-HEMI...read more
$2,499.00
Free Economy Shipping to Commercial Addresses in the Lower 48 States! LIMITED QUANTITY!*Economy shipping applies to large cities and...read more
Sale: $7,950.00
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer genuine MOPAR parts to our customers. This 6.4L / 392 HEMI crate...read more
$1,745.00
Free Economy Shipping to the Lower 48 States! LIMITED QUANTITY!6.4L / 392 HEMI® V8 ENGINEV8 engine with Best-in-Class 485...read more
$7,650.50
Are you looking to fit your old MOPAR with some new Gen 3 HEMI muscle? Are you looking to do a HEMI swap or conversion in some non-HEMI...read more
$2,699.00
MADE IN USA BY MODERN MUSCLE!5.7 (car), 6.1L, 6.4L / 392 Hemi Resto Mod or conversion heavy duty aluminum radiator kit. This kit comes...read more
$719.99
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer genuine MOPAR parts to our customers. Complete your Crate HEMI...read more
Sale: $528.84
Drag Pack intake manifold for either the 5.7L, 6.1L or 6.4L HEMI. Comparable to the Mopar Drag Pack Intake.
$724.00
This 180 degree thermostat for your HEMI by MotoRad is not only 25 degrees cooler than the factory thermostat, but is far superior in...read more
$29.95
This 192 degree thermostat for your HEMI by MotoRad is not only 13 degrees cooler than the factory thermostat, but is far superior in...read more
$32.95
The AlterKtion complete suspension systems do more than save weight and add clearance. They're designed with precise geometry for...read more
$4,295.00
Get rid of your poor-performing leaf springs with the RMS Street-Lynx Triangulated 4-bar system! By separating the locating system from...read more
$1,995.00
Modern Muscle Xtreme is proud to offer premium fuel tank products from Tanks Inc. Unmatched craftsmanship and fitment are a few of the...read more
$150.00
Modern Muscle Xtreme is proud to offer premium EFI fuel tank products from Tanks Inc. Unmatched craftsmanship and fitment are a few of...read more
$245.00
Modern Muscle Xtreme is proud to offer premium fuel tank products from Tanks Inc. Unmatched craftsmanship and fitment are a few of the...read more
$150.00
Modern Muscle Xtreme is proud to offer premium EFI fuel tank products from Tanks Inc. Unmatched craftsmanship and fitment are a few of...read more
$245.00
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