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Pedals & Effects - Gsus4

Pedals & Effects

Explore a curated selection of guitar pedals and effects at Gsus4 - from boutique overdrive and distortion to delay, reverb, modulation, pitch, volume and utility pedals. Our range covers everything from classic analogue tones to modern, experimental sound design tools.

Based in Sydney, Gsus4 focuses on thoughtfully selected gear that inspires creativity, whether you are building a compact pedalboard, refining your core tone, or expanding into ambient and textural sounds. Each pedal is chosen for sound quality, build reliability and real-world usability.

Discover gain devices, preamps, buffers, switching solutions and time-based effects from respected global and boutique brands. Whether you play live, record at home, or experiment in the studio, our guitar effects collection is designed to support every stage of your signal chain.

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$263.00
$263.00 - $263.00
$263.00
$225.00
$225.00 - $225.00
$225.00

OPFXS Dig Deep MK1 Sub-Harmonic Octaver Pedal

OPFXS

The OPFXS Dig Deep MK1 is a sub-harmonic octave-down pedal designed to add a monophonic bass line underneath your guitar signal. It tracks the lowe...

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$263.00
$263.00 - $263.00
$263.00
$225.00
$225.00 - $225.00
$225.00
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Contact For Availability
OPFXS Asteroide Sampler & Harmonizer Pedal (OPFXS-Asteroide) - Gsus4
OPFXS Asteroide Sampler & Harmonizer Pedal (OPFXS-Asteroide) - Gsus4 Sold out
$300.00
$300.00 - $300.00
$300.00
$263.00
$263.00 - $263.00
$263.00

OPFXS Asteroide Sampler & Harmonizer Pedal

OPFXS

The OPFXS Asteroide is a creative sampler and harmonizer pedal designed to capture the note you are playing and replay it as a dynamic harmonic lay...

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$300.00
$300.00 - $300.00
$300.00
$263.00
$263.00 - $263.00
$263.00
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Contact For Availability
OPFXS Dig Deep MK3 Advanced Octave Down Bass Synth Pedal (OPFXS-DigDeep-mk3) - Gsus4
OPFXS Dig Deep MK3 Advanced Octave Down Bass Synth Pedal (OPFXS-DigDeep-mk3) - Gsus4
$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00

OPFXS Dig Deep MK3 Advanced Octave Down Bass Synth Pedal

OPFXS

The OPFXS Dig Deep MK3 is an advanced octave-down pedal designed to generate a deep, monophonic bass line from your guitar signal while keeping the...

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$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00
OPFXS Gain Box Analog Multi-Gain Boost + Overdrive + Fuzz + Distortion Pedal w/ MIDI (OPFXS-GAIN-BOX) - Gsus4
OPFXS Gain Box Analog Multi-Gain Boost + Overdrive + Fuzz + Distortion Pedal w/ MIDI (OPFXS-GAIN-BOX) - Gsus4
$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00

OPFXS Gain Box Analog Multi-Gain Boost + Overdrive + Fuzz + Distortion Pedal w/ MIDI

OPFXS

The OPFXS Gain Box is an analog multi-gain pedal that combines dry blend, fuzz, overdrive and distortion channels in one compact unit. Each gain v...

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$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00
OPFXS V-UNO X MK2 Programmable Multi-Effect Guitar Pedal (OPFXS-V-UNO-X-MK2) - Gsus4
OPFXS V-UNO X MK2 Programmable Multi-Effect Guitar Pedal (OPFXS-V-UNO-X-MK2) - Gsus4
$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00

OPFXS V-UNO X MK2 Programmable Multi-Effect Guitar Pedal

OPFXS

The OPFXS V-UNO X is a compact programmable multi-effect pedal for guitarists and bassists who want deep flexibility in a pedalboard-friendly forma...

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$375.00
$375.00 - $375.00
$375.00
$338.00
$338.00 - $338.00
$338.00
OPFXS Twin Boost Digitally Controlled Analog Booster Pedal (OPFXS-Twin-Boost) - Gsus4
$263.00
$263.00 - $263.00
$263.00
$225.00
$225.00 - $225.00
$225.00

OPFXS Twin Boost Digitally Controlled Analog Booster Pedal

OPFXS

The OPFXS Twin Boost is a digitally controlled analog booster designed for clean, accurate level control with flexible routing options. It deliver...

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$263.00
$263.00 - $263.00
$263.00
$225.00
$225.00 - $225.00
$225.00
OPFXS Parallel Dimension Analog BBD Chorus / Vibrato Pedal (OPFXS-Parallel-Dimension) - Gsus4
$225.00
$225.00 - $225.00
$225.00
$210.00
$210.00 - $210.00
$210.00

OPFXS Parallel Dimension Analog BBD Chorus / Vibrato Pedal

OPFXS

The OPFXS Parallel Dimension is a fully analog chorus and vibrato pedal built around classic Bucket-Brigade style modulation, designed for lush mov...

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$225.00
$225.00 - $225.00
$225.00
$210.00
$210.00 - $210.00
$210.00
OPFXS Electric Vibe Analog Phaser Vibrato Envelope Pedal (OPFXS-VIBE) - Gsus4
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$345.00
$345.00 - $345.00
$345.00
$300.00
$300.00 - $300.00
$300.00

OPFXS Electric Vibe Analog Phaser Vibrato Envelope Pedal

OPFXS

The OPFXS Electric Vibe is an all-analog phaser and vibrato pedal inspired by the classic Uni-Vibe style optical circuit, built around four phase-s...

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$345.00
$345.00 - $345.00
$345.00
$300.00
$300.00 - $300.00
$300.00
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Trickfish Bass Pickup Set - 5SCP419 - 5-String Single Coil P4 Soapbar 19mm Spacing (700-TF-5SCP419) - Gsus4
$375.00
$375.00 - $375.00
$375.00
$360.00
$360.00 - $360.00
$360.00

Trickfish Bass Pickup Set - 5SCP419 - 5-String Single Coil P4 Soapbar 19mm Spacing

Trickfish Amplification

The Trickfish 5SCP419 is a 5-string single coil P4 soapbar pickup set with 19mm string spacing, designed for bassists who want a clear, open and h...

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$375.00
$375.00 - $375.00
$375.00
$360.00
$360.00 - $360.00
$360.00
Trickfish FlexCore Preamp Mike Pope Designed Onboard Bass Preamp - Layout 81 (500-FLEXCORE-81) - Gsus4
$413.00
$413.00 - $413.00
$413.00
$375.00
$375.00 - $375.00
$375.00

Trickfish FlexCore Preamp Mike Pope Designed Onboard Bass Preamp - Layout #81

Trickfish Amplification

The Trickfish Flexcore System is a high-performance onboard bass preamp designed for players who want serious tone control built directly into thei...

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$413.00
$413.00 - $413.00
$413.00
$375.00
$375.00 - $375.00
$375.00
Trickfish FlexCore Preamp Mike Pope Designed Onboard Bass Preamp - Layout 81 (500-FLEXCORE-81) - Gsus4
$413.00
$413.00 - $413.00
$413.00
$375.00
$375.00 - $375.00
$375.00

Trickfish FlexCore Preamp Mike Pope Designed Onboard Bass Preamp - Layout #79

Trickfish Amplification

The Trickfish Flexcore System is a high-performance onboard bass preamp designed for players who want serious tone control built directly into thei...

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$413.00
$413.00 - $413.00
$413.00
$375.00
$375.00 - $375.00
$375.00
Benson Portable Distortion 424 MKII Cassette Preamp Drive (AUD-BA-424) - Gsus4
Benson Portable Distortion 424 MKII Cassette Preamp Drive (AUD-BA-424) - Gsus4
$278.00 - $278.00
$278.00
$278.00
$278.00 - $278.00
$278.00

Benson Portable Distortion 424 MKII Cassette Preamp Drive

Benson Amps

The Benson Portable Distortion 424 MKII is an enhanced recreation of the input channel from a classic 424 MkII cassette 4-track recorder, built to ...

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$278.00 - $278.00
$278.00
$278.00
$278.00 - $278.00
$278.00
Caroline Aaron Graves Overdrive Preamp Power Amp Drive (AUD-CA- GRAVES) - Gsus4
Caroline Aaron Graves Overdrive Preamp Power Amp Drive (AUD-CA- GRAVES) - Gsus4
$270.00 - $270.00
$270.00
$270.00
$270.00 - $270.00
$270.00

Caroline Aaron Graves Overdrive Preamp Power Amp Drive

CAROLINE

Caroline Guitar Company Aaron Graves Overdrive is a compact preamp and power amp style drive pedal built around the much-loved preamp character fou...

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$270.00 - $270.00
$270.00
$270.00
$270.00 - $270.00
$270.00
29 Pedals EUNA - Limited Black - Elite Unity Amplifier The Ultimate "TONE SUCK" Cure (AUD-TN-EUNA-BLK) - Gsus4
29 Pedals EUNA - Limited Black - Elite Unity Amplifier The Ultimate "TONE SUCK" Cure (AUD-TN-EUNA-BLK) - Gsus4
$368.00 - $368.00
$368.00
$368.00
$368.00 - $368.00
$368.00

29 Pedals EUNA - Limited Black - Elite Unity Amplifier The Ultimate "TONE SUCK" Cure

29 Pedals

EUNA is handmade by 29 Pedals in California. Every component is hand-fitted and tested, including surface-mount parts.Even a few true-bypass ...

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$368.00 - $368.00
$368.00
$368.00
$368.00 - $368.00
$368.00
Trickfish | Bullhead Mini 500 | 500W Lightweight Bass Amp Head (100-BH-MINI) - Gsus4
Trickfish | Bullhead Mini 500 | 500W Lightweight Bass Amp Head (100-BH-MINI) - Gsus4
$1,126.00 - $1,126.00
$1,126.00
$1,126.00
$1,126.00 - $1,126.00
$1,126.00

Trickfish Bullhead Mini 500 500W Lightweight Bass Amp Head

Trickfish Amplification

Trickfish Bullhead Mini 500 delivers the clarity, headroom and punch of the Bullhead series in a compact amp head built for working bassists. With...

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$1,126.00 - $1,126.00
$1,126.00
$1,126.00
$1,126.00 - $1,126.00
$1,126.00
TourGear Designs | Sedmi Overdrive | Transparent Medium-Gain Drive Pedal (TourGear-Sedmi-Overdrive) - Gsus4
$225.00 - $225.00
$225.00
$225.00
$225.00 - $225.00
$225.00

TourGear Designs Sedmi Overdrive Transparent Medium-Gain Drive Pedal

TourGear Designs

The TourGear Designs Sedmi Overdrive is a transparent drive pedal designed to add natural breakup, touch-sensitive warmth and medium-gain crunch wh...

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$225.00 - $225.00
$225.00
$225.00
$225.00 - $225.00
$225.00
Rainger FX | Binary Pulsar | Stereo SideChain, Panner & Tremolo (AUD-RX-BP) - Gsus4
Rainger FX | Binary Pulsar | Stereo SideChain, Panner & Tremolo (AUD-RX-BP) - Gsus4
$375.00 - $375.00
$375.00
$375.00
$375.00 - $375.00
$375.00

Rainger FX Binary Pulsar Stereo SideChain, Panner & Tremolo

Rainger FX

The Rainger FX Binary Pulsar is a stereo sidechainer, panner and tremolo pedal built for huge rhythmic movement, pulsing stereo effects and experi...

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$375.00 - $375.00
$375.00
$375.00
$375.00 - $375.00
$375.00
$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00

Tone City Nashville Classic Overdrive

Tone City

Classic Overdrive with Warmth. Enhanced Clarity. Endless Inspiration. The NASHVILLE Overdrive takes the beloved mid-gain overdrive formula and refi...

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$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00
Tone City | London Bender | Fuzz based on the Tone Bender (TCA-T22) - Gsus4
$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00

Tone City London Bender Fuzz based on the Tone Bender

Tone City

Inspired by the iconic British fuzz sounds of the 1970s. The London Bender delivers a bold, aggressive voice with a rich midrange character that cu...

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$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00
Tone City | Buzz Bee | Buffer Boost (TCA-T21) - Gsus4
$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00

Tone City Buzz Bee Buffer Boost

Tone City

The BUZZ BEE is more than just a boost pedal—it’s an essential tone-enhancing tool for any pedalboard. Whether you’re fighting signal loss from a l...

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$94.00 - $94.00
$94.00
$94.00
$94.00 - $94.00
$94.00
Free The Tone | Red Jasper | RJ-2V | Low-Gain Overdrive Pedal (FTT-RJ-2V) - Gsus4
$300.00
$300.00 - $300.00
$300.00
$263.00
$263.00 - $263.00
$263.00

Free The Tone Red Jasper RJ-2V Low-Gain Overdrive Pedal

Free The Tone

The Free The Tone Red Jasper RJ-2V is a refined low-gain overdrive pedal designed to capture the smooth, responsive feel of a great vintage tube am...

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$300.00
$300.00 - $300.00
$300.00
$263.00
$263.00 - $263.00
$263.00
Free The Tone | Cruncy Chime | CC-1B | Holistic Tonal Solution Boost Pedal (FTT-CC-1B) - Gsus4
$225.00
$225.00 - $225.00
$225.00
$203.00
$203.00 - $203.00
$203.00

Free The Tone Cruncy Chime CC-1B Holistic Tonal Solution Boost Pedal

Free The Tone

The Free The Tone CRUNCHY CHIME CC-1B is a booster pedal designed to add lively harmonic character, natural presence and extra touch response to yo...

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$225.00
$225.00 - $225.00
$225.00
$203.00
$203.00 - $203.00
$203.00
Earthquaker Devices Sunn O))) HalfLIFE Octave Distortion & Boost Pedal (M00012335) - Gsus4
Earthquaker Devices Sunn O))) HalfLIFE Octave Distortion & Boost Pedal (M00012335) - Gsus4
$360.00
$360.00 - $360.00
$360.00
$338.00
$338.00 - $338.00
$338.00

Earthquaker Devices Sunn O))) HalfLIFE Octave Distortion & Boost Pedal

Earthquaker Devices

The EarthQuaker Devices Sunn O))) HalfLife is the most compact, pedalboard-friendly version of the legendary Sunn O))) Life Pedal circuit to date. ...

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$360.00
$360.00 - $360.00
$360.00
$338.00
$338.00 - $338.00
$338.00
ThorpyFX | The J | Dual Channel Preamp Based on Lazy J 20 Tweed Amp (Thorpy-The-J) - Gsus4
ThorpyFX | The J | Dual Channel Preamp Based on Lazy J 20 Tweed Amp (Thorpy-The-J) - Gsus4
$488.00 - $488.00
$488.00
$488.00
$488.00 - $488.00
$488.00

Thorpy FX The J Dual Channel Preamp Based on Lazy J 20 Tweed Amp

ThorpyFx

The Thorpy FX The J is a collaboration between ThorpyFX and Lazy J, designed to bring the feel, response and harmonic complexity of the Lazy J20 t...

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$488.00 - $488.00
$488.00
$488.00
$488.00 - $488.00
$488.00