Patterned after Q-jet guru Cliff Ruggles personal modified OEM iron intake, a back to back dyno test showed a 12 hp gain over a stock plenum OEM intake. E-mail us for core availability and price at techsupport or you can send us your OEM iron intake. Below prices do not include an intake core. Water Crossover can be separated at an additional charge, e-mail us for more info at techsupport
$200.00 CNC plenum + hand finish
$300.00 CNC plenum + hand finish + port matched runners to std. intake gasket
$400.00 CNC plenum + CNC port runners + hand finished (we've made over 600hp with these modifications!!!)
NOTE: Add $50.00 for cleaning your intake manifold core, no cleaning charge will be added if your intake is cleaned prior to shipping to us.
NOTE: SD Performance is no longer offering this service on the reproduction or OEM RAIV and 455HO intakes because of too many casting issues
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Accepted. 
$ 200.00
$
256.00 
