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Discussion Starter · #1 ·
AAM Competition and BorgWarner Have Teamed Up to Create the Latest Technology in Turbocharger Systems for Your GT-R

We are extremely proud to release AAM Competition, LLC's newest Nissan GT-R turbocharger upgrade - the AAM Competition GT1200-EFR Turbocharger System. Equipped with BorgWarner EFR Turbochargers, BorgWarner's latest in technology, the AAM Competition GT1200-EFR Twin Turbocharger System is designed to be safe on GT-R's with stock motors, yet powerful enough for builds of up to 1,200hp.

As indicated by the "EFR" acronym, these BorgWarner turbochargers are specifically Engineered For Racing. BorgWarner's engineers started form the ground up to create a new breed of turbochargers that excel in all areas - power, spool-up, transient response, and durability. The EFR turbochargers deliver industry leading performance with a broad power range and unparalleled boost response. Utilizing BorgWarner's EFR technology, AAM Competition has created a truly incredible system for the Nissan GT-R.


Several notable features of the BorgWarner EFR Turbochargers utilized in the AAM Competition GT1200-EFR Turbocharger System include:
  • Gamma-Ti Turbine Wheels
  • Stainless Steel Turbine Housings
  • Forged Milled Compressor Wheels
  • Dual-Row Ball Bearing Cartridges with Ceramic Balls
  • Lighweight Aluminum Cartridge Housings
  • Integrated Compressor Recirculation Valve's (CRV) - widely known as ByPass and Blow-Off valve

The AAM Competition GT-1200 EFR Turbocharger System is a complete turbocharger upgrade that seamlessly integrates with AAM Competition (or most popular aftermarket) performance upgrades, and is a direct upgrade to the factory turbocharger setup. The Borg Warner EFR Turbochargers contained in this system utilize large external wastegates, ideal for high-horsepower builds and precision boost control.


Complete with everything needed to replace the factory turbochargers, the AAM Competition GT-1200 EFR Turbocharger System comes with twin high-flow Stainless Cast Tubular Manifolds, Borg Warner EFR Turbochargers, Tial MVR Wastegates, Stainless Downpipes, Turbo Inlet Piping, Lower Intercooler Piping, Pre- Assembled and Fully Terminated Braided Oil Lines, Pre-Assembled and Fully Terminated Coolant Lines (complete with a special upgraded CNC'd distribution block), Pre-Assembled and Fully Terminated Braided Boost Lines, Heat Shielding, and more.


Comparison to the popular GTX turbochargers commonly used on the GT-R:

The closest comparison to the BorgWarner EFR's utilized in the AAM Competition GT1200-EFR Turbocharger System is the Garrett GTX3076R turbochargers. You can expect initial boost response to be very similar due to the smaller .64 a/r turbine housings commonly utilized on the GTX in the GT-R. However, the BorgWarner Gamma-Ti turbine wheels will give a boost response spool-up advantage. Also, the larger turbine stage on the EFR provides an advantage for top end power. At the top of the rpm range you will effectively be using more exhaust energy to drive the compressor and purging less boost with the EFR compared to the GTX Turbochargers.

The shining advantage of this system is in the transient response. The boost will come back quicker and smoother on the EFR. This is where the AAM Competition GT1200-EFR Turbocharger System distinguishes itself from the competition, and makes all the difference in "feel" and instantaneous power while driving.


Another benefiting feature of the EFR is the integrated compressor recirculation valve (CRV) show above. This has two main advantages on the GT-R. One advantage is that they will work with the MAF sensor on the GT-R more effectively by nearly eliminate compressor surge. The second advantage is the strategic placement of the valves, allowing for quicker reaction and drastically increased long-term reliability of the turbocharger.


COMPLETE KIT INCLUDES:
* CAD/CAM/CMM designed and engineered
* Factory like fitment and compatibility
* BorgWarner EFR Turbochargers

* 304 SS Tubular Cast Manifolds
* Stainless Steel Downpipes
* Tial MV-R 44mm Wastegates
* Heat protected oil and cooling Lines
* Optional Wastegate water cooling system
* Inlet tubing, compatible with OE fitment intakes
* Lower IC piping, compatible with OEM Intercooler and FMIC kits
* Heat protection and shielding of critical components

* All necessary parts and hardware for installation
* Detailed installation instructions

BENEFITS:
* Broad power range
* Fastest transient boost response of any GT-R manifold turbo system
* Instant Power! Fast spool up and lightning quick boost response
* Perfect for both maximizing power on the stock engine & builds of up to 1,200hp
* Turbocharger System capable of growing with your build
* BorgWarner EFR Turbochargers are built to last


Pre-Order Your AAM Competition GT1200-EFR Today.

MSRP $10995.00

MAP $10445.25

$9645.75 if you Pre-Order by April 30th

Your kit could ship as early as May 11th. Visit aamcompetition.com for more information.



 

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Discussion Starter · #5 ·
bse- If you wanted to go with a smaller turbo we should be able to put something together for you. Feel free to PM me and we can talk about what you are looking for from a turbo upgrade.
 

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Discussion Starter · #12 ·
Is there a step up available from BW (comparable to 35R)?
The 7163 is the biggest available turbo within this housing size. I will look into the potential of building a kit with the next size up offering you power compared to the 35R.
 

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Yes the kit includes heat shields for the manifolds.
Yes the kit is designed with the EFR 7163.
Interesting. I like the BW turbochargers. I have a BW7670 on my STI, and the integrated house works well. The only downside is the integrated wastegate that I have on the 7670 is limiting, but of course you have solved that here using the external wastegate.

The built in blow-off valve works great by the way, and reduces external plumbing.

I have been running my BW at 30-32psi for years without problems. They really take a beating.

The 7163 is a 60 lb/min turbo, while the 7670 is about 64 lb/min. A GT3076R is about 55 lbs/min, and a GTX3076R is around 64 lb/min. So yea, this falls in right about the GT30R territory.

Stepping up to the BW 8374 would be a jump, as that is a 79 lb/min turbo. A GT3582R is around 68 lb/min or so, and the GTX3582R is about 75 lb/min.

Jeff
 

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I'm running the 6758 crammed into the stock frame marketed by Ben Linney. I believe the 6758 is rated for 53 lbs/min in the very best configuration, and I'm sure that is compromised significantly by cramming it into the stock frame. It netted me 915 rwhp and enough for 150 mph traps. I wonder what the 7163s with an honest 60 lbs/min utilizing a more-efficient manifold/wastegate setup such as this would net me and at what cost in spool/response. I wouldn't even consider swapping unless the change could guarantee enough power for 160+ traps, and even then, I wouldn't want to give up much in spool/response to get there. Perhaps it is asking too much.
 

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Yep, don't want to give up spool, Bigger engine!

I'm running the 6758 crammed into the stock frame marketed by Ben Linney. I believe the 6758 is rated for 53 lbs/min in the very best configuration, and I'm sure that is compromised significantly by cramming it into the stock frame. It netted me 915 rwhp and enough for 150 mph traps. I wonder what the 7163s with an honest 60 lbs/min utilizing a more-efficient manifold/wastegate setup such as this would net me and at what cost in spool/response. I wouldn't even consider swapping unless the change could guarantee enough power for 160+ traps, and even then, I wouldn't want to give up much in spool/response to get there. Perhaps it is asking too much.
 

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Well this sucks ... I'm a borgwarner fan hands down ... I knew it was only a matter of time before this was going to be done, stupid spool/gamma wheel in a good size turbo on external WG!

Well amazing work ... But thanks for making my build harder to decide ffs haha
 
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