Listed below is a range of 1st scores as they have been achieved in the pd SPL format.
There are others highlighted in RED which have yet to be achieved.
20Hz
1st to hit 150dB @ 20Hz
Marcos Barnes
Ford Escort - 4x Stereo Integrity Magnum - 5k - Achieved 2007
150.5dB
1st to hit 155dB @20Hz
The Joose (PROJECT BIG BLACK)
Mitsubishi Shogun -16k - Achieved June 2010
156.3dB
1st to hit 160dB @ 20Hz
Darrol Ellis
Golf - 6 x Edge 15 inch - 6 x Edge 10k amps - 2019 Modnats
160.21dB
1st to hit 165dB @ 20Hz - VACANT
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PEAKS
1st to hit a peak frequency of 155dB+
Marcos Barnes
Ford Escort - 5x Stereo Integrity Magnums - 6k - Achieved Early 2008
155.3dB @ 32Hz
1st to hit a peak frequency of 160dB+
Wayne Higley
Team Hz Addiction - 6x DC Sounds Level 4XL 15" - Golf - Achieved 2013
1st to hit a peak frequency of 165dB
Niko Juntilla
Golf - 12x12 - Achieved 2019
166.02dB @ 33Hz
1st to hit a peak frequency of 170dB - VACANT
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AVERAGES
1st to AVERAGE 155dB+
Ian ICEMAN Pinder
Astra Van - 6x Orion HCCA - 15k - Achieved 2008
155.8dB
1st to AVERAGE 160dB
Greg Fagan
VW Touran - 6 deaf bonce 15s on 45k of alphard Amplifiers - Acheived 2017
160.28dB
1st to AVERAGE 165dB
Niko Junttila
VW Transporter - 12 x 18s - 120kw - Acheived 2023
167.74dB
NO-WALL
1st to hit 150dB @ 20Hz in No-Wall
Jamesey
4x JBL GT5 10"s - 3400wrms - Achieved 2008
150.2dB
1st to hit 155dB @ 20Hz in No-Wall
Steve Harrington
Team Hz Addiction - 6x Sundown Audio X 12" - Acheived 2014
155.9dB
1st to hit 160dB @ 20Hz in No-Wall - VACANT
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1st to hit 150dB+ in No-Wall
Jamesey
4x JBL GT5 10"s - Ported Box - 3400wrms - Achieved 2008
151.6dB @ 25Hz
1st to hit 155dB in No-Wall
Ste H
(Team Hz Addiction) - 6s Sundown Audio X12" - Achieved 2013
156.40dB @ 33Hz
1st to hit 160dB in No-Wall
Ste Harrington
6 Sundown 12" Zv4s, 3 Sundown Ns1s - Achieved 2016
160.02
1st to AVERAGE 150dB+ in No-Wall
Jamesey
4x JBL GT5 10"s - 3400wrms - Achieved 2008
150.2dB
1st to AVERAGE 155dB in No-Wall
Steve Salisbury - Team Waffle
4x Sundown Audio Z15" - Achieved 2014
156.76dB
1st to AVERAGE 160dB in No-Wall
Paweł Delinga
from Poland - Achieved 2025
160.28db
BOOT BOOMERS
1st to hit 150dB in BOOT BOOMERS
Richard VX Incar
Golf Estate - 4x Orion HCCA 12"s - 8k - Achieved 3rd April 2009
150.9dB @ 38Hz
1st to AVERAGE of 150dB in BOOT BOOMERS
Stuart Jevons
Golf Gti - 2x DC Sounds 15" - 5k - Achieved 2012
150.08dB
1st to hit 150dB @ 20Hz in BOOT BOOMERS
Stewart Jevons
Golf Gti - 2x DC Lvl5 15" - 10k - Achieved 2013
150.30dB
1st to hit 155dB in BOOT BOOMERS
Gatis Macs
Audi A4 Avant - 2 X Fi NEO 4.11, 2 X Banda 15k - March 2023
157.01dB
BOOT BOOMERS EXTREME
1st to hit 150dB+ @ 20Hz in BBX
DrewB
Smart Car - 1x 15" Orion HCCA - 2.5k - Achieved May 2010
1st to hit 150dB+ in BBX
Drew B
Smart Car - 1x 15" Orion HCCA - 2.5k - Achieved May 2010
152.7dB @ 31Hz
1st to hit 155dB+ in BBX
Kimi
MA Hippo XL 12s - Stetsom 21k
155.4dB @ 40Hz
1st to AVERAGE 150dB+ in BBX
DrewB
Smartcar - 1x 15" Orion HCCA - 2.5k - Achieved May 2010
151.2dB
1st to HIT 160dB+ in BBX
Gatis Macs
Audi A4 Avant - 2 x 18" - 30k - Achieved August 2025