Our Race Series intake manifolds are able to withstand moderate boost and power adder levels since each port runner is precision welded inside and out while overall intake material thickness is 5mm. We use a 1-1/8" thick billet mounting flange make sure there is no chance of sealing issues at the cylinder head flange. These intake manifolds features a 90mm opening with dual throttle body mounting pattern designed for use with a factory Mopar 5.7L, 6.1L, 6.4L, or 6.2L Hellcat drive-by-wire throttle body.
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