- 06-11 Honda Civic Si Custom ASP Header
- The FG2 Civic Si 06-11 Custom ASP Header is designed in 304 stainless steel, made to not rust.
- Individually fabricated to match each client's motor specs.
- Designed with stepped equal length runners, and uses a true 4 into 1 merge collector to insures optimum air flow efficiency and full hp:tq potential. The megaphone/reverse cone is highly beneficial in delivering maximum peak horsepower and power bandwidth. Made in USA.
Part# ASP-HDR-CVCSI-06-11-K20
Part# ASP-HDR-CVCSI-06-11-K24
HONDA • ACURA
06-11 Honda Civic Si Custom ASP Header
K20 / K24
$1650
What's Included
- All US grade 304 stainless steel mandrel bends. Machined K series head flange. Mandrel bent equal length primary & secondary runners. ASP Headers badge, 4 beehive collector springs, 8 tabs, 1 compact true 4-1 merge collector, One o2 bung, and exhaust option choice.
Compatibility
- FG2 & Fa5 chassis
- 2.5" EXHAUSTS use test pipe with 3 bolt standard exhaust flange hooks up to deleted stock cat location.
- 3" EXHAUSTS use 3" megaphone, reverse cone and v-band assembly hooks up after stock cat custom exhaust location.
- 3" FULL RACE EXHAUSTS use 2.5" test pipe with transition to 3" Full-Race 3" 3 bolt exhaust flange.
Shipping
- Wait times apply.
- To request a shipping quote outside the US, please contact us prior.
Restrictions
- O2 sensor extension required.
- Off road use only
- Deletes stock cat
Weight
- 17 lbs