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DOC Race Twinscroll Exhaust Manifolds

The D.O.C. Race Twinscroll manifold is similar to our topmount manifold applications. Our twinscroll manifold is for maximum flow of your engine and turbo including the best possible spool and no limitations of the peak power of your combination. D.O.C. Race twinscroll manifolds have had years of development in order to utilize the proper exhaust pulses to eliminate unwanted exhaust backpressure and vale overlap in-turn giving you maximum airflow. This manifold is simply the most efficient available on the market! D.O.C. still applies there elaborate porting process to complement maximum flow within ALL of their manifolds.

All Acura DOC Race Twinscroll Exhaust Manifolds
View All Acura Integra Exhaust Manifolds
Acura IntegraMSRPPrice
(1990-2001) B series topmount twinscroll - MVR wg T4$895.00$873.52  Add to Cart
B series topmount twinscroll - MVS wg T4$895.00$873.52  Add to Cart
K series sidewinder twinscroll - MVR wg T4$945.00$922.32  Add to Cart
K series sidewinder twinscroll - MVS wg T4$945.00$922.32  Add to Cart
View All Acura RSX Exhaust Manifolds
Acura RSXMSRPPrice
(2002-2007) K series sidewinder twinscroll - MVR wg T4$945.00$922.32  Add to Cart
K series sidewinder twinscroll - MVS wg T4$945.00$922.32  Add to Cart
View All Acura TSX Exhaust Manifolds
Acura TSXMSRPPrice
(2002-2011) K series sidewinder twinscroll - MVR wg T4$945.00$922.32  Add to Cart
K series sidewinder twinscroll - MVS wg T4$945.00$922.32  Add to Cart
All BMW DOC Race Twinscroll Exhaust Manifolds
View All BMW M3 Exhaust Manifolds
BMW M3MSRPPrice
(2001-2006) S54 bottom mount - MVR $1,830.00  Add to Cart
All Honda DOC Race Twinscroll Exhaust Manifolds
View All Honda Civic Exhaust Manifolds
Honda CivicMSRPPrice
(1992-2000) B series topmount twinscroll - MVR wg T4$895.00$873.52  Add to Cart
B series topmount twinscroll - MVS wg T4$895.00$873.52  Add to Cart
(1992-2011) K series sidewinder twinscroll - MVR wg T4$945.00$922.32  Add to Cart
K series sidewinder twinscroll - MVS wg T4$945.00$922.32  Add to Cart
View All Honda Civic Del Sol Exhaust Manifolds
Honda Civic Del SolMSRPPrice
(1992-1997) (DOHC) B series topmount twinscroll - MVR wg T4$895.00$873.52  Add to Cart
(DOHC) B series topmount twinscroll - MVS wg T4$895.00$873.52  Add to Cart
All Mazda DOC Race Twinscroll Exhaust Manifolds
View All Mazda RX-7 Exhaust Manifolds
Mazda RX-7MSRPPrice
(1993-1995) 13B twinscroll - MVR wg T4 (will fit 86-91 RX7 with some modification)$845.00$824.72  Add to Cart
All Nissan DOC Race Twinscroll Exhaust Manifolds
View All Nissan 240SX Exhaust Manifolds
Nissan 240SXMSRPPrice
(1989-2003) SR20DET topmount twinscroll - MVR wg T4 (Including S15 Chassis)$1,095.00$1,019.92  Add to Cart
SR20DET topmount twinscroll - MVS wg T4 (Including S15 Chassis)$1,095.00$1,019.92  Add to Cart
All Toyota DOC Race Twinscroll Exhaust Manifolds
View All Toyota Supra Exhaust Manifolds
Toyota SupraMSRPPrice
(1993-1998) 2JZGTE topmount twinscroll - MVR wg T4 only (Up to GT45)$1,795.00$1,654.32  Add to Cart
2JZGTE topmount twinscroll - MVS wg T4 only (Up to GT45)$1,795.00$1,654.32  Add to Cart
 
DOC Race Twinscroll Exhaust Manifold Reviews

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Parts Available: DOC-BTWIN-MVR, DOC-BTWIN-MVS, DOC-KTWIN-MVR, DOC-KTWIN-MVS, DOC-KTWIN-MVR, DOC-KTWIN-MVS, DOC-KTWIN-MVR, DOC-KTWIN-MVS, DOC-S54TWIN-MVR, DOC-BTWIN-MVR, DOC-BTWIN-MVS, DOC-KTWIN-MVR, DOC-KTWIN-MVS, DOC-BTWIN-MVR, DOC-BTWIN-MVS, DOC-13B-MVR, DOC-SRTWIN-MVR, DOC-SRTWIN-MVS, DOC-2JTWIN-MVR, DOC-2JTWIN-MVS