Headers > DC Sports Headers > DC Sports 4-1 Header

DC Sports Four to One Header Making power is what the 4-1 header is all about. The 4-1 is designed from utilizing all the information from our extensive dyno testing. DC Sports R&D Department was able to design a 4-1 header that makes the most power of any 4-1 header on the market. The DC Sports 4-1 header pulls strong from 4000 rpm all the way to redline without losing any power down low. All 4-1 headers use the new lightweight flanges on both the head flange and the collector flange along with mandrel bent tubing, a merge collector and as always the 4-1 header is CARB Exempt. Average horsepower gain 8-17HP Key Features: Every system is dyno-tested for maximum performance CAD-rendered, race-inspired 4-into-1 design emphasizes top-end power for extreme racing applications 100% 304 Stainless steel construction including the flanges (polished or brushed), or mild steel with ceramic coating CNC mandrel bends with robotically-welded fittings deliver perfect fit CNC-machined and threaded flanges and O-ring seals eliminate leaks Equal length primary piping ensures optimum tuning of systems for more power across rpm range Unique merge collector ensures smooth exhaust gas flow and increases ground clearance All systems are C.A.R.B. exempt or pending C.A.R.B. exemption Includes comprehensive instructions and all necessary hardware FOR MORE INFO VISIT DC SPORTS ONLINE http://www.dcsports.com/ DC Sports 4-1 Ceramic Headers $20.00 UPS Ground Shipping in Continental US (All 48 States Excluding Hawaii and Alaska) Have questions, click here? Applications DC Sports part# OUR PRICE Buy ACURA 1994-2001 Integra GS/RS/LS AHC6606 $269.00 1994-1999 Integra, GS-R AHC6607 $269.00 2000-2001 Integra GS-R AHC6611 $269.00 1997-2001 Integra Type R AHC6604 $269.00 HONDA 1999-2000 Civic Si  1994-1997 Del Sol VTEC DOHC HHC5604 $269.00   1992-1995 Honda Civic Ex, LX, DX, Si Manual Transmission Only HHC5613 $269.00   1993-1997 Honda Del Sol SOHC VTEC Manual Transmission Only HHC5613 $269.00   1996-2000 Honda Civic Ex Only Manual Transmission Only HHC5613 $269.00   2001-2003 Civic Ex HHC5019 $269.00   DC Sports headers are available in 100% T-304-stainless steel including the flanges, eliminating any chance of rust. We are proud to announce that our stainless-steel headers are now available in two finishes; polished stainless steel, and our NEW brushed stainless steel! Polished stainless systems are indicated with an “S” at the end of the part number, and brushed systems are indicated with a “B” at the end of the part number. Our polished stainless-steel headers feature hand TIG welds at the flanges, and our brushed stainless-steel headers feature machine MIG welds at the flanges that foster a tooled, custom-fabricated look DC Sports 4-1 Stainless Steel Headers. Available in two finishes:  Polished Stainless Steel and Brushed Stainless Steel $20.00 UPS Ground Shipping in 48 States (Excluding Hawaii and Alaska) Have questions, click here? Applications DC Sports part# OUR PRICE Buy ACURA 1994-2001 Integra GS/RS/LS AHS6606B Brushed Stainless Steel $345.00 Brushed Stainless Steel 1994-2001 Integra GS/RS/LS AHS6606S Polished Stainless Steel $470.00 Polished Stainless Steel 1994-1999 Integra, GS-R AHS6607B Brushed Stainless Steel $345.00 Brushed Stainless Steel 1994-1999 Integra, GS-R AHS6607S Polished Stainless Steel $470.00 Polished Stainless Steel 2000-2001 Integra GS-R AHS6611B Brushed Stainless Steel $395.00 Brushed Stainless Steel 1997-2001  Integra Type R AHS6604 N/A Discontinued HONDA 1999-2000 Civic Si  1994-1997 Del Sol VTEC DOHC HHS5604B Brushed Stainless Steel $395.00   Brushed Stainless Steel 1999-2000 Civic Si  1994-1997 Del Sol VTEC DOHC HHS5604S Polished Stainless Steel $465.00   Polished Stainless Steel 1992-95 Honda Civic EX,DX,LX,Si Manual Transmission Only HHS5613B Brushed Stainless Steel $395.00   Brushed Stainless Steel 1996-2000 Honda Civic EX ONLY Manual Transmission Only HHS5613S Brushed Stainless Steel $395.00   Brushed Stainless Steel 1993-1997 Honda Del SOL SOHC Manual Transmission Only HHS5613B Brushed Stainless Steel $395.00 Brushed Stainless Steel 2001-2003 Civic Ex HHS5019B Brushed Stainless Steel $375.00