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  • ASP Honca Civic Si Header
ASP 06-11 Honda Civic Si Custom Header
$1350
Quick Overview
ASP Headers FG2 Civic Si 06-11 Custom Under Car Exit Header using the K20 or K24 block. Individually designed to match each client's motor specs. Design includes duel diameter runners which allow the lengths to be adjusted for optimum efficiency and full hp:tq potential.The megaphone option is used to maintain the best mid range power. Made in USA.
Header Options
Block
Exhaust Hookup
Product Description
Options:
FG2 chassis also compatible with Fa5.
2.5 INCH AFTER CAT HOOK UP - 2.5 inch test pipe, one o2 bung and 2.5 inch 3 bolt exhaust flange.
3 INCH FULL RACE EXHAUST HOOK UP - 2.5 inch test pipe, one o2 bung, transitional 3 inch Full Race 3 bolt exhaust flange.
3 INCH AFTER CAT CUSTOM HOOK UP - 3 inch megaphone, reverse cone, o2 bung, 3 inch v-band assembly.
Includes: All US grade 304 stainless steel. Machined K series head flange. Mandrel bent equal length primary & secondary runners. 4 beehive collector springs, 8 tabs, 1 compact true 4-1 merge collector, One o2 bung, and exhaust option choice.
Restrictions: O2 sensor extension required. Off road use only.