Solo | TCP Magic USA Press:

• super street magazine 2019 - TRMNLa90 Toyota Supra a90 Collab

• Super street x meguiars 2019 - Sema top honors award

• MotorTrend 2019 - Zoom Zoom Celebration Feature

• Total MX5 UK 2019 - "Speed Freak" Magazine Cover

• Japanese Performance UK 2019 - FC Magazine Cover 

• JapFest/Speed UK 2019 - "Top 20 Japanese Tuners of all time" RX7

• Option Magazine Japan 2019 - SEMA Edition FC & MX5

• Option Magazine Japan 2019 - Sevenstock Feature FC

• Option Magazine Japan 2019  - International Option Cover FC

• Super Street Magazine 2019 - Mazda Issue MX5 Feature 

• Super Street Magazine 2019 - Mazda Issue "Lucky Number 7" FC Cover

• Super Street Magazine 2019 - Mazda Issue FD Tech Feature

• Hoonigan Auto Focus 2019 - Auto Focus MX5 Feature

• Super Street Magazine 2018 - Toyo Tires x SS RX8 Feature

• Super Street Magazine 2018 - "Ghost In The Shell" RX8 Feature

• Japanese Performance UK 2018 - "Crazy Eight" RX8 Cover

• Super Street Magazine 2017 - Toyo Tires x SS Issue RX7 Cover

• Super Street Magazine 2017 - "The Magic Touch" RX7 Cover

• Super Street Magazine 2017 - AutoconLA Best of Show x RX7 Feature

• Japanese Performance UK 2017 -  "The Magic Man" RX7 Cover

• Option Magazine Japan 2017- "Man Building The Bridge" Cover RX7

• Speedhunters RX8 - "Deadline Set - Stock To SEMA" 2018

• Speedhunters RX7 - "Tale of 2 RX7's SEMA" 2017
   

Bulletproof Automotive Build Manager:

• PasMag 2016 - Style & Tuning Z4 GT Continuum Cover

• Tuning 2016 - Varis M4 Cover 

• Pasmag 2015 - Elusive Bulletproof 370Z Cover

• Modified Performance 2014 - 1000whp GT-R Cover

• Super Street 2015 - Double Team Overtake GT-R's Cover

• Japanese Performance 2015 - Evil Twins GT-R's Cover

• Import Tuner 2014 - FR-S Concept One Cover

• Japanese Performance 2014 - FR-S Concept One Cover

• DSport 2015  - Varis Kamikaze GT-R Cover

• SpeedHunters 2016 - "Kamikaze R - The Worlds Most Capable GT-R"

• SpeedHunters 2016 - Z4 "Almost Beyond Recognition"

• SpeedHunters 2016 - "A New Kind Of Purist" Varis M4

• SpeedHunters 2015 - "GT1 Another Way To Build 1000hp GT-R"

• SpeedHunters 2015 - "Welcome To Tuning Heaven" Overtake GT-R

• SpeedHunters 2014 - "The baby LFA" FR-S Japan

• HyperRev Japan 2014 - FR-S Concept One FR-S Feature 

• HyperTune 2014 - FR-S Concept One FR-S Cover

• Option Japan 2014 - Taniguchi-san Driving Impression FRS Feature

• Road And Track 2014 - Concept One FR-S Feature

• Complex Magazine 2013 - Concept One FR-S Feature
  
   

"Beyond the Instafame criteria" - Motor Trend 2017

"Grunwald is among a slowly dying breed of extremely passionate car builders" - Super Street Magazine 2017

 

"A man building a bridge between USA and Japan tuning" - Option Magazine Japan 2017

 

"I have only ever seen this [TCP Magic RX7] in person a handful of times, and it always amazes" - SpeedHunters 2017

 

"hit the mark full on" "Everywhere you lay your eyes, beautifully-executed" "no-compromise approach"

Dino Dalle Carbonare - SpeedHunters 2014

 

"the guy behind some of the most bonkers project cars to have ever come out of the U.S. " Super Street Magazine 2018

 

"Legend" - John Naderi - Hoonigan Media Machine 2019

 

"It’s all part of the balanced approach that you see so often with Japanese tuners." - SpeedHunters 2015

 

"ambitious and unique, and blends elements from across the world."- Mike Garrett 2015

 

"he’s definitely got the right credentials when it comes to building a world-class SEMA showpiece" - Jordan Butters 2018

 

"Those familiar with the annual SEMA Show in Las Vegas, might recognize the name..." - Speedhunters 2018

"The FR-S Concept One is here, and it wants to kill your Ferrari." - Complex 2016

 

"One part vehicular visionary, two parts JDM junkie, and all-around great guy, Jonny is the sort of support you want in your corner"- Micah Wright Super Street Magazine 2018