SKU: 414001

TOMEI EXPREME EXHAUST MANIFOLD EJ20 for GDB C-G/GRB A-D/GVB C-D TWIN SCROLL

$1,595.00

or 4 payments of $398.75 with Info



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Description

EXHAUST MANIFOLD  for GDB/GRB/GVB

 
THE Φ42.7 - 45.0 MODEL 
FOR HIGH POWER TUNED CARS.
 
 
 
 
APPLICATION:SUBARU IMPREZA WRX STI GDB C-G/GRB A-D/GVB C-D
 
PART NUMBER:414001
 
 
 
With many exhaust manifolds released so far, we've always designed our headers with Performance, Reliability and quality aspects in mind. Now we have a new model that is compatible with GDB, GRB and GVB. Introducing the highly acclaimed EJ twin scroll EXPREME header. With the very best of the TOMEI exhaust technology, this new design will deliver balanced optimised performance for power, torque and feeling.
 
■ Sensational Response!
 
■ More Power at High RPM.
 
■ Weight Reduction.
 
■ Dry Racing Sound
 
■ Durable
 
■ Equal Length Design
 
EXHAUST MANIFOLD (1)
 
SUPPORT PIPE (1)
 
E/G - EXH. - SUPPORT PIPE GASKET (3)
 
TURBINE - FRONT PIPE GASKET (1)
 
SUPPORT PIPE - TURBINE GASKET (1)
 
CAP BOLT M10*L=*P=1.5 (3)
 
FLAT WASHER M10 (3)
 
FLANGE NUT M10*P=1.5 (3)
 
STUD BOLT M10*P=1.25 (5)
 
BOLT SMOOTH PASTE (1)
 
BANDAGE BAND (Long*3 Short*8) (11)
 
BANDAGE (1)
 
TOMEI STICKER (2)
 
EXPREME STICKER (2)
 
INSTALLATION MANUAL (1)
 
 
■THERMAL BANDAGE
The kit comes with a 50mm wide x 
15m long (1.96" x 49ft) Thermal Bandage.
■DUAL SUPPORT PIPE
The kit also includes a Φ45.0mm 
(1.8"), SUS304 material support pipe.
 
KEY DESIGN FACTORS
 
NON-STEPPED PORT DESIGN
 
REINFORCED FLANGE
LOST WAX COLLECTOR
 
  MATERIAL FLANGE
THICKNESS
LAYOUT PORT EXIT
ーCOLLECTOR
COLLECTOR
ーSUPPORT PIPE
SUPPORT
PIPE
PIPE
THICKNESS
TOTAL
WEIGHT
STOCK 9.0mm 4-2-2 Φ42.7 Φ42.7 Φ42.7 1.5mm 13.1kg
TOMEI SUS304 8.0mm 4-2-2 Φ42.7 Φ45.0 Φ45.0 2.0mm 9.7kg
 PIPE DIAMETER
a : MAIN PIPE
Φ42.7
 
The 42.7mm pipe diameter was chosen from the exhaust port to the collector to retain the stock like response.
b : COLLECTOR
Φ45.0
 
A thicker than normal pipe was chosen to increase durability to handle high horsepower & high boost applications.
c : TURBO SUPPORT PIPE
Φ45.0
 
Guides the exhaust gases more efficiently to maximize the Turbos performance potential.     
 
 BEND ANGLES
d : LEFT BANK
 
Top priority was given to this section, to be as close to straight as possible.
e : RIGHT BANK
 
A larger radial bend to the merging section was decided to minimize heat saturation to the oil sump.
f : MERGE SECTION
 
The acute angles allows a smooth extraction of gas flow from each bank.
FOR 
STOCK TURBO POWERED CARS
 
EXHAUST MANIFOLD for GDB C-G

Specifications

SKU 414001
Brand TOMEI
Shipping Weight 14.0000kg
Shipping Width 0.020m
Shipping Height 0.072m
Shipping Length 0.049m
Shipping Cubic 0.000071000m3

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