Welcome to the official GReddy USA blog. -Think of this as our online weekly "GReddy Times," a venue for us to report what's going on or what just happened at GReddy USA this week (new products, new projects, racing news, even online store specials.) On our blog you can see what we are up to in the GReddy Sales floor, R&D garage, on the road or even from our Headquarters in Japan.

Thursday, December 18, 2025

Recap of the 2025 GReddy Food Drive & Car Meet.

 

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Thank you for your contributions to our annual GReddy Food Drive & Car Meet on 12/14/2025
With your help we were able to collect 3750lbs of food for South County Outreach.

Click below for a quick recap of the event...

Monday, December 1, 2025

Annual GReddy Can Food Drive benefiting South County Outreach - Dec. 14th, 2025

12/15/2025 UPDATE: 

     Thank you for all who attended and contributed to our GReddy Food Drive!

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 Join us Sunday, December 14 at the GReddy HQ at 9 Vanderbilt Irvine CA 92618 from 11-3 for our annual GReddy Can Food Drive benefiting South County Outreach (7 Whitney, Ste. B, Irvine, CA 92618)

Last year, 2024, we collected 3,465lbs of food donations for South County Outreach.  

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Come out and help us collect event more food for our community.

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Most Needed Items:
Boxed Cereal, Peanut Butter, Jelly, Canned Meats, Canned Fruits, Canned Chili, Canned Soups, Pasta Sauce and Pasta

And of course we will have our annual GReddy Ugly Sweater Contest for a CASH prize,
as well as our famous Raffle Prize Give-a-way...

Monday, November 10, 2025

GReddy Booth at the 2025 SEMA Show

 

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Thank you to all that came a visited the GReddy team at this year's 2025 SEMA Show.  Booth #21221

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The GReddy feature booth vehicle this year was the TRUST GReddy 1985 Z10 "Okawa Soarer,"
that was originally built for the 2025 Tokyo Auto Salon in Japan.

The main new GReddy product line debuted at the booth was our new addition to the GReddy Performance Plumbing line - GReddy PRO/SPEC Quick Release fittings...

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At the show we also released a special GReddy X HUF Worldwide show collection of merch...
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With show purchasers receiving a special first-ever limited-edition GReddy Trading Card - featuring the TRUST GReddy Okawa Soarer.
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Limited Edition - only 200 made

 




Monday, September 8, 2025

Viral GReddy PRO/SPEC Quick Release Fittings

 As seen on @omgbuilds instagram and Tik Tok... the new GReddy PRO/SPEC Quick Release Hose End Fittings...

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Available now on www.ShopGReddy.com

* All GReddy PRO/SPEC size #6 hose ends are also directly compatible with common 3/8 - E85 Flex Fuel sensors, so you can directly connect your hose without any extra adapters or plastic connectors.


Thursday, July 17, 2025

Newly Revised GReddy Thermostatic Oil Cooler Std Block Adapters

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Standard -10 GReddy Oil Cooler Blocks (3/4-16UNF, M20xP1.5, or M20xP1.5 High sizes)

12401187    3/4 x 16UNF GReddy Oil Cooler Block -10AN  (supersedes 12401123) 

12401190    M20 x P1.5 GReddy Oil Cooler Block -10AN  (supersedes 12401119)

12401194    M20 x P1.5 GReddy Oil Cooler High Block -10AN  (supersedes 12401119 + 12002803)

* 3/4 x 16UNF to M20xP1.5 will be discontinued

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Product features


◆ Replacement thermostatic oil cooler block adapter for std. GReddy oil cooler kits

◆ Key component to build your very own custom GReddy oil cooler kit.

◆ The design of the oil block with built-in thermostat has been improved & updated, and the oil flow path has been reviewed to optimize the flow rate at low and high temperatures.

◆ Kits available with standard GReddy -10 AN or optional smaller -8 AN or larger -12 AN outlets

◆ Use factory replacement oil filter or matching GReddy oil filter per application.
* Oil filters with an outer diameter of Φ80 or less, O-ring inner diameters of Φ52 or more ~ outer diameters of Φ76 or less can be installed.


Image     GReddy High Oil Cooler Block Adapter
                                                              (ideal for Sub. flat-4 engines or late model turbo Honda engines)

◆ Optional Oil block STD high type 12401194 is a 20mm high mount type of oil block STD. Compared to the spacer type, the installation work has been simplified, and the weight has been reduced. In addition, by making the mounting surface Φ70, it is possible to accommodate special mounting seating surfaces.
* Except for the lift-up part, it has the same design as the oil block STD. Please pay attention to the surrounding clearance.



◆ The updated screw size is engraved on the center bolt so that it can be identified at a glance.

Image Revised Replacement Center-bolts



12401197    3/4-16UNF - 3/4-16UNF Center bolt (supersedes 12401152)

12401198    M20xP1.5 - M20xP1.5 Center bolt (supersedes 12402813)

12401196    M20xP1.5 - M20xP1.5 High Center bolt (partially supersedes 12002803)

 

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Optional GReddy Oil Cooler Blocks with smaller -8AN or larger -12AN fittings

12401186    3/4 x 16UNF GReddy Oil Cooler Block -8AN  (supersedes 12401112)

12401189    M20 x P1.5 GReddy Oil Cooler Block -8AN  (supersedes 12401125)

12401193    M20 x P1.5 GReddy Oil Cooler High Block -8AN  (supersedes 12401119 + 12002803)

12401188    3/4 x 16UNF GReddy Oil Cooler Block -12AN  (supersedes 12401124)

12401191    M20 x P1.5 GReddy Oil Cooler Block -12AN  (supersedes 12401127)

12401195    M20 x P1.5 GReddy Oil Cooler High Block -12AN  (supersedes 12401119 + 12002803)


Tuesday, May 6, 2025

More GReddy Dual Bead Hose Clamps...

New raw Stainless-Steel finish GReddy Clamps added to the popular Black Clamp line up! 
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Black DB Clamp P/NSUS DB Clamp P/NAdjustment RangeStd. Dia. HosesMetric Dia. HosesClamp TypeClamp Name
2240003922410039S26-39mm1.0"-1.5"32mmNo. 16DB-1
2240004522410045S30-45mm1.25"-1.75"32-34mmNo. 24DB-2
2240005622410056S40-56mm1.75"-2.0"34-42-45-50mmNo. 28DB-3
2240006522410065S48-65mm2.0"-2.25"-2.5"45-50-54-60mmNo. 36DB-4
2240007522410075S58-75mm2.5"-2.75"54-60mmNo. 40DB-5
2240008522410085S68-85mm2.75"-3.0"60-65-70-78-80mmNo. 44 / 48DB-6
2240009522410095S78-95mm3.0'-3.5"80-90mmNo. 56DB-7
2240012022410120S100-120mm4.0"-4.5"100mmNo. 72DB-8

 

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For more on GReddy Dual Bead Hose Clamps see www.greddy.com


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Ken Gushi 2025 Formula Drift Livery Reveal at GPP

 Held on March 3th, at the GReddy Performance Products HQ in Irvine CA.


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Monday, March 24, 2025

GReddy Garage Sale Event 2025 with HUF Worldwide

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 On March 15th, GPP held our first garage sale in many years.  The sale event was held with HUF World wide and it offered wide selection of highly-discounted parts and merchandise.

All in all it was a good event with a great vibe.  Thank you to all that attended...