SKU: 41334665495

HPA Motorsports EFR 8374 Single Turbo Kit - Mk4 R32 | Mk1 TT | 3.2L VR6

Sale price$10400.94 Regular price$11556.60
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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2

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Description

HPA Motorsports EFR 8374 Single Turbo Kit - Mk4 R32 | Mk1 TT | 3.2L VR6HPA EFR Single Turbo Program for 3. 2L VR6 FTX TURBO KIT The EFR 8374 delivers instant throttle response and supports multiple boost settings. Under 20 psi this system delivers 500+ ft lbs torque and 500+ hp, and by massaging the block and upgrading a variety of support parts, the HPA team has achieved proven power figures in the 600 range for exhilarating acceleration. ENGINEERING AND EXPERIENCE A decade devoted to tuning the narrow angle VR6 was



HPA EFR Single Turbo Program for 3.2L VR6

FTX TURBO KIT

The EFR 8374 delivers instant throttle response and supports multiple boost settings. Under 20 psi this system delivers 500+ ft-lbs torque and 500+ hp, and by massaging the block and upgrading a variety of support parts, the HPA team has achieved proven power figures in the 600 range for exhilarating acceleration.


ENGINEERING AND EXPERIENCE
A decade devoted to tuning the narrow angle VR6 was kicked off with our twin turbo 4-motion converted New Beetles. Next came our twin turbo packages for the 3.2L motor with the release of the R32, and in 2005 the FT ("Full Throttle") line of single turbos was added to our repertoire. 2007, our CVP intake manifold furthered this program by introducing air-to-water intercooling, followed by packages for the Mk5 chassis. Our EFR Edition is a culmination of all our technical experiences, and offers a stop and go daily commuter that will transform every driving experience into a thrill ride with no compromises.

CONSTRUCTION
More than just a turbo "kit", the EFR Edition Single Turbo System is engineered to exact specifications for each application and includes absolutely everything needed for your technician to install.

The lengthy list of components that go into each and every built to order turbo system includes several proprietary developments that set HPA turbo kits apart from the rest:

- Integrated liquid cooled cast intake manifold is an all in one design specific solution that takes the workload off the turbo; lowering EGT's and affording more ignition in the software maps yielding best in market throttle response and performance. In daily stop and go, no other after cooling solution is as effective as the air to water in generating a cool and steady intake temp.

- Velocity Tuned Exhaust manifolds are cast from the highest quality materials. Our manifolds retain the CRITICAL orientation and placement of the engine's Oxygen sensors to ensure correct fuel calibrations and DSG-> engine communications. Our exhaust manifolds will deliver instant throttle response while insulating and dispersing generated heat. There are NO design short cuts with this Manifold!

- Borg Warner EFR Turbocharger with Gamma-Ti Turbine Wheels and Dual Ceramic Ball Bearing Design.

- Custom Stainless Heat shields direct the flow of heat down the firewall into the safe suction zone reducing under hood air temps and ensuring peripheral hardware is not subject to heat stress.

- Performance engine software ensures OEM like daily drivability is retained while adaptive calibrations adjust ignition and fuel maps for ambient temperature, octane, and load changes (28mpg on hwy cruising).

FULL THROTTLE - EFR 8374

Single Turbo Systems Available for Mk4 R32 / Mk1 TT:
  • FTX-450: 445 hp - 445 ft/lbs - 17psi
  • FTX-500: 535 hp - 510 ft/lbs - 20psi
  • FTX-600: 630 hp - 680 ft/lbs - 28.8psi
All Packages Include:
  • Borg Warner EFR 8374 Single Scroll Turbocharger
  • Inconel Turbo Studs with Rolled Threads
  • CNC Machined Billet Aluminum Turbo Inlet Adapter
  • HPA Proprietary Cast Exhaust Manifold with External 02 Sensor Bungs
  • Stainless Steel Downpipes with Interlock Flex Joint
  • Stainless Steel Manifold Heat shield
  • Turbo Blanket and Additional Heat shields
  • Compression Reduction kit
  • Liquid Cooled Short Runner Intake Manifold
  • Aftercooler Package for AWIC
  • 750ml Fuel Injectors
  • Parallel Fuel System with Auxiliary Fuel Pump
  • 3.8 bar Fuel Pressure Regulator
  • Larger MAF
  • Custom Wrapped Silicone Boost Plumbing
  • Stainless Steel Oil and Water Lines
  • Vacuum Lines and Emission Control Integration
  • Software
  • E-boost 2 Electronic Boost Controller





Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 41334665495

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J. stevens
Port Orchard, US
★★★★★ 3
Comfy but only for home use
Size: X-Large, Color: Deep Gray, Size: X-Large, Color: Deep Gray
I love the idea of this dress but my issues with it are as follows... 1. No support for breast at all. The body suit fits great and legs don't ride up but do have to wear a bra if you have more than a b cup. 2. I had to adjust straps to tightest level to avoid gapping. Once you do that you can't get it down to use restroom without loosening straps again. 3. Im pretty sure its meant to be shorter however, im 5ft 3" and it comes to my knees. Not a big deal for me since id rather it be like that. 4. I don't think it will still fit once its washed and dried since it fit perfect now. My measurements are 5ft3",195#, 36ddd, 32" waist and 45" hip. I ordered an xl. 5. It's unusually heavy and shows sweat pretty bad so wouldn't wear for tennis or any other sport. 6. It's designed for much larger breast. Im a 36ddd and it still gaps on me The good part of it is... its super comfy to garden in or wear around the house so I may get one other size/color just for that but not sure id wear it out unless im at a campground lazing about (with a bra). I did order recommended size and fit correctly until its washed. It does also conceal weight but is not overly attractive on curvy women in my opinion
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Reviewed in the United States on April 21, 2026
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Sophie
San Leandro, US
★★★★★ 5
Postpartum Certified!! :)
Size: Medium, Color: Black
I am currently a breast feeding mother who is only 5 weeks post partum. Heading into the summer I needed clothes that fit my changing body and gave me a little confidence that I’ve been lacking recently. This dress has completely done it!! The material is extremely comfortable and not too tight on my body. It’s long enough to give me the coverage that I’m comfortable with but still makes me feel cute. Without knowing how to shop for or what size my body is at after birth, I listened to the comments and got a medium when I was thinking I might be a large and it fits great! Definitely size down though! I will be getting more!!!
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Reviewed in the United States on May 20, 2026
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Caitlyn
Dallas, US
★★★★★ 5
Cute beach outfit
Size: Medium, Color: Purple, Size: Medium, Color: Purple
Cute summer lounge outfit. Material is similar to a T-shirt so it's breathable. The shape wear is built in and sturdy and unnoticeable under the dress part. I love the pockets, they easily fit your phone and other items. It's a perfect beach outfit, honestly, and super cute with sandals. I'm 5'7" 168lbs and wearing a size Medium. Not necessarily a con, but something to note: if you're a thick thigh girlie like me, the legs of the shape wear do ride up if you're walking around a lot, so wouldn't recommend if that's something that bothers you.
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Reviewed in the United States on April 19, 2026
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Nicole Verdesi
San Leandro, US
★★★★★ 5
I LOVE this dress.
Size: Small, Color: Blue
I’m disappointed I cannot wear this every day this summer. Seriously considering buying another in a different color. So comfy. Perfect summer outfit, and so versatile. Great for playground, yard work, pool coverup, etc. I’m 5’4” 130 lbs. Fits true to size and so flattering! Was worried about it being too short, and I can see that being the case for taller ladies, but it’s the perfect length for me!
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Reviewed in the United States on June 4, 2026
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Jason K.
Los Angeles, US
★★★★★ 5
Very Straightforward and Easy to Use
Reload type: One Time Reload
I have used this several times, and it has always been a smooth and convenient experience. The biggest advantage is how intuitive the process is. Reloading the balance is simple, quick, and easy to understand without unnecessary steps or confusion. It is especially useful for managing spending, setting a shopping budget, or keeping funds ready for future purchases. Instead of entering payment details every time, having balance available makes checkout faster and more convenient. I also appreciate how quickly the funds are applied, allowing immediate use once the reload is completed. This is one of those simple Amazon features that works exactly the way it should. Overall, easy, efficient, and user-friendly. I have been very satisfied with it. Five stars.
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Reviewed in the United States on April 21, 2026

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