POWER is one thing,
controlling it is everything!
”Aerodynamics are for people who can’t create
HORSEPOWER!”
HGS Exhaust Systems was formed in 1988, founder Henri Gorthuis had gained valuable experience and insight working as a Grand Prix Mechanic in the early 80’s.
Henri wrenched for John van der Berk in 1985/86 before moving to WP suspension (White Power) in 1987. It had been a dream of Henri to open and run his own business. His father had built exhausts for BSA off road bikes in the 60’s and 70’s. It would appear that the exhaust building gene had been passed down to young Henri…
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TEAMS/RIDERS
HGS exhaust systems are worldwide used by many race teams and pro riders. They love how our exhaust changes the character of the bike in a powerfull but controlling way.
World championship Europian championship AMA championshipCedric Soubeyras opnieuw King of Goes
Van der Vegt Motors uit Oudleusen heeft voor de derde keer de prestigieuze titel King [...]
Jan
Savatgy Storms to Fifth as Quad Lock Honda Delivers Breakthrough Performance at World SuperMotocross – RD2
The Quad Lock Honda team continued its impressive rise at Round 2 of the World [...]
Jan
The AMA Supercross in America.
In 2026 our goal was to race the AMA Supercross in America. An ambitious project [...]
Jan
Vroegtijdige race beëindiging van de 5e ronde van het Frans Zandkampioenschap
Afgelopen weekend hadden Jeremy en Damien Knuiman de 5e ronde van het Frans Zandkampioenschap in [...]
Jan
Quad Lock Honda Crowned World Supercross Teams Champions, Claim Runner-Up Honors in Both 450 and 250 Championships!
The Quad Lock Honda World Supercross Team concluded the 2025 World Supercross Championship as Teams [...]
Dec
Quad Lock Honda Tied for the Lead Heading Into the World Supercross Finale!
The Quad Lock Honda Team heads into the final round of the FIM World Supercross [...]
Dec
Lotte van Drunen claims two American titles at the Mini O’s
After securing her second world title in the women’s category, Lotte van Drunen has successfully [...]
Nov
AMX Superstores–Backed Quad Lock Honda Team Shines at Round 3 of the World Supercross Championship
Round three of the 2025 World Supercross Championship delivered an unforgettable spectacle, something Queensland, Australia [...]
Nov
MXGP Academy
HGS masterclass at the MXGP Teutschenthal in Germany given by John van den Berk.

