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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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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Cary johnson
Alexandria, US
★★★★★ 5
its a great fun toy fir all of us
Color: Red-Blue, Size: Medium Size 2 (6")
its very tough so our dogs cant tear it up but soft enough so they get an easy hold. They absolutely love. great dog toy!
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Reviewed in the United States on May 27, 2026
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momOfMaxx
Belleville, US
★★★★★ 5
zelda‘s “indoor” ⚽️ ball!
Color: Squeaky Green, Size: Medium Size 2 (6")
zelda loves her soccer ball - because of the fabric “tabs”, and the way she treats her toys, we keep it inside. she loves to place all of her toys and bones on our bed, after they’ve been cleaned. this ball is perfect and soft enough to throw it down our steps, where she will run down, retrieve it, and bring it back to the bed. it arrives deflated and comes with the pump and two needles - the pump is not the sturdiest and felt like it was not inflating, but after only having to reflate it once with a bit of air since receiving it ~5-6 months ago, it still holds up!
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Reviewed in the United States on February 2, 2026
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Desy
Alexandria, US
★★★★★ 3
Small for a medium
Color: Red-Blue, Size: Medium Size 2 (6"), Color: Red-Blue, Size: Medium Size 2 (6")
I got medium.. and it does not look like a medium ball.. it’s rather small. It’s pretty sturdy and my dogs went crazy for it but it’s definitely not the size I thought it was going to be 😂 my dogs chewed one strap within 5 minutes of having it but they’re dogs and that’s what they do lol. I bought this to be an outside ball for them! It’s pretty light but that’s probably because it’s small. Not soft? But feels like a soccer ball. It also had no smell coming out of the box. Also comes with a pump and an extra thing to put in the ball to pump in case you lose one. I like these balls, I expect them to be chewed up because that’s what I bought them for! Fun for my dogs and they are! But the size… it is not medium and that’s the only reason for 3 stars 😂😂😂 Other then that I recommend, your dog will definitely love this! Inside or outside playing! Alone or with another dog!
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Reviewed in the United States on October 15, 2025
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James T.
San Leandro, US
★★★★★ 5
Great toy for a GSD
Color: Blue Gray, Size: Extra Large Size 5 (9")
My GSD loves to grab the flaps and shake her head with the ball bouncing of the side of her head. This is her favorite toy. I thought she would puncture it but it has held up great since she likes to grab the flaps rather than biting the ball.
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Reviewed in the United States on May 6, 2026
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danna turner
Bozeman, US
★★★★★ 5
Dog approved
Color: Colorful, Size: Medium
Favorite bag for my dog
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Reviewed in the United States on May 30, 2026

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