GReddy Intercooler Kit
GReddy Intercooler Kit
2003 Nissan 350Z (VQ35DE) Front mount Type 23
2003 Nissan 350Z
(VQ35DE)
Front Mount Type 23
Installation Manual
Please read the entire manual before installing this kit.
Application:
Make
Model
Chassis
Year
Nissan
350Z
Z33
2003
•
This GReddy Intercooler Kit is designed only for the vehicles specified
above, with GReddy Turbo Kit (part # 11520093) installed.
•
Premium grade gasoline (91 octane or higher) is required with this Kit.
•
Make sure that the vehicle is not equipped with any ECU upgrade chips.
•
Use of GReddy Racing Spark Plugs ISO #7 LONG or NGK plugs (colder
than factory) is recommended with this kit.
Important
1. This installation should only be performed by a trained specialist who is very
familiar with the automobile’s mechanical, and electrical system.
2. If installed by an untrained person, it may cause damage to the kit as well as
the vehicle.
3. GReddy Performance Products Inc. is not responsible for any damage to the
vehicle’s electrical system caused by improper installation.
4. Call your GReddy Authorized dealer or GReddy Performance Products if
there are any problems or questions regarding this product.
1. Parts List
1. Intercooler Type23
1
2. Intake Pipe
I-1
(aluminum 50∅)
(Right Side)_______________1
3.
"
4.
"
5.
"
6.
"
7.
"
8. Rubber Hose
9. Silicone Hose
10.
"
11. Hose Band
I-2
(aluminum 50∅) (Right Side)
I-3
(aluminum 50∅) (Left Side)
I-4
(aluminum 50∅) (Left Side)
I-5
(aluminum elbow 70∅ no.9)
I-6
(aluminum 70∅)
10∅ 550mm
70∅ Straight
50∅-60∅ Reducer
10∅ Tridon #5
1
1
1
1
1
1
2
2
6
12.
"
50∅ Tridon #32
13.
"
60∅ Tridon #36
14.
"
70∅ Tridon #44
15. Straight Tube
5∅
16.
"
10∅
17. Power Steering Cooler
18. Power Steering Cooler Bracket
19. Washer Tank
20. Washer Tank Relocation Bracket
2
2
4
2
2
1
1 Set
1
1 Set
21. Washer Tank Extension Hose
(5∅ 1500mm)
22. Washer Tank Extension Harness
23. Aluminum Spacer
24. M6 x 15mm
Stainless
P=1.00
B
S/W
25. M6 x 25mm
Stainless
P=1.00
B
S/W
26. M8 x 15mm
Stainless
P=1.25
B
S/W
2
1 Set
1
2
1
1
F/W
F/W
F/W
N
-
1. Parts List
1
2
3
4
5
6
7
8
9, 10
11 - 14
15, 16
17
18
19
20
21
22
23
24 - 26
2. Stock Parts Removal
Please refer to the factory service manual for the proper
stock parts removal.
2-1 Disconnect the negative terminal of the battery.
2-2 Remove the under engine cover.
2-3 Remove the front bumper.
2-4 Remove the bumper reinforcement.
2-5 Remove the left and the right side horn.
2-6 Remove the Power steering fluid cooler.
2-6
Remove the charge pipe C-2, C-3, and C-5 from the turbo kit.
3. Kit Installation
1. Core Installation
Mount the intercooler core as shown. Secure the top bracket to the hood latch
assembly and the bottom bracket to the sub-frame.
(Parts Used #1, 24, 26)
2. Intake Pipe Installation
1) Install the Intake pipe I-1 and I-2 from C-1 pipe from the turbo kit to the
top intercooler in-let as shown.
2) Install the Intake pipe I-3 and I-4 from C-4 pipe from the turbo kit to the
bottom intercooler in-let as shown.
3) Install the Intake pipe I-5 and I-6 from intercooler outlet to the airflow meter as
shown.
(Parts Used #2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14)
Right side turbo (C-1) to the Intercooler
Left side turbo (C-4) to the
intercooler
Right side turbo I-2 to the intercooler
Intercooler to the airflow meter
3. Power Steering Fluid Cooler Installation
Install the power steering fluid cooler as
shown.
(Parts Used #8, 11, 16, 17, 18)
3. Horn and Air Bag sensor relocation
Relocate the horn and the sir bag sensor using the provided brackets as shown.
(Parts Used #22, 23, 25)
4. Washer tank Installation
1) Remove the washer pump from the factory washer tank and reinstall them to
the provided tank.
2) Mount the washer tank using provided brackets as shown.
3) Connect the hoses and the wires using the provided extension harness and
hoses.
(Parts Used #15, 19, 20, 21, 22)
5. Front Bumper Modification
Trim the grill off and all the area that would contact the intercooler core.
6.
Starting the Engine
(1) Refill the coolant and the power steering fluid to factory spec.
(2) Check all the hoses and wires connection, then reconnect the negative side of
the battery.
(3) Start the engine.
(4) Turn the steering wheel all the way left and all the way right. Fill the power
steering fluid if necessary.
(5) While idling, check for any oil, coolant, or air leeks.
(6) After inspection, reinstall the under cover and other stock parts that was
removed.
(7) After inspection, reinstall the under cover and other stock parts that was
removed.
(8) On the initial run, be sure to have a boost gauge to check the turbo-actuator
setting. This turbo kit is preset to boost between 0.6kg/cm2 to 0.5kg/cm2 .
It is very important that you monitor the boost pressure, and make sure not to
over boost. Over boosting can cause engine damage.
This completes the Intercooler Kit installation.
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