The Tech 21 Killer Wail v2 Wah is a Tech 21 wah pedal, currently around $195. Close alternatives include the Tech 21 Killer Blue Wail and the Dunlop DB1B Dimebag Crybaby From Hell Wah. It pairs well with the Marshall Plexi 1959SLP and the Dumble Overdrive Special Amp Head.
Tech 21 Killer Wail v2 Wah
Tech 21 · pedal
The Tech 21 Killer Wail V2 is a wah pedal from Tech 21 (New York, USA), delivering analog wah with adjustable frequency sweep range and voicing for traditional wah tones without the mechanical degradation of conventional inductor-based wah circuits. The Killer Wail offers a cleaner, more reliable wah platform with adjustable character.
What stands out
“The Tech 21 Killer Wail V2 is a wah pedal from Tech 21 (New York, USA), delivering analog wah with adjustable frequency sweep range and voicing for traditional wah tones”
— from the listing
“The Tech 21 Killer Wail V2 delivers analog wah at Tech 21 quality for funk, rock, and lead players who want reliable adjustable wah from a respected NYC manufacturer”
— from the community notes
“Its standout strength is the adjustable frequency sweep and voicing for dialing in wah character at Tech 21 reliability”
— from the community notes
“The Killer Wail offers a cleaner, more reliable wah platform with adjustable character”
— from the listing
“In the signal chain wah sits at the front of the chain”
— from the community notes
- wah
- analog
- frequency
- reliable
- adjustable character
- lead
- rock
- funk
Price updated Oct 24, 2026
Genres the Tech 21 Killer Wail v2 Wah is commonly used in
- Funk
- Rock
Amps that pair well with the Tech 21 Killer Wail v2 Wah
Marshall Plexi 1959SLP
amplifier
17% matchThe Killer Wail's vocal sweep cuts clean through the 1959SLP's thick, aggressive plexi saturation.
Comes later in the signal chain
Dumble Overdrive Special Amp Head
Dumble
16% matchThe Dumble's responsive, transformer-driven blues breakup gives the Killer Wail's reliable, adjustable wah sweep a genuinely legendary amp voice to shape.
Comes later in the signal chain
Pedals that stack with the Tech 21 Killer Wail v2 Wah
Klon Centaur
Klon
17% matchKiller Wail's adjustable wah sweep doesn't stack gain with the Klon — it filters the Centaur's own midrange breakup as it sweeps.
Comes later in the signal chain
Dallas Rangemaster Treble Booster
Dallas
14% matchRun the Rangemaster's germanium treble kick before the Killer Wail so the sweep has real edge to work with.
Comes later in the signal chain
Electro-Harmonix XO Deluxe Memory Man
Electro-Harmonix
9% matchFeed the Memory Man's lush analog echo with the Killer Wail's reliable, adjustable wah sweep and the repeats carry that expressive filter forward. — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Roland SDE-3000D
Roland
8% matchKeep the SDE-3000D after the Killer Wail — the analog wah sweep stays intact and the delay's iconic digital repeats trail behind it. — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Cheaper alternatives
Electro-Harmonix Wailer Wah
Electro-Harmonix
64% similarityShared character: wah, lead
Real McCoy Custom RMC4 Picture Wah Pedal
Real Mccoy Custom
59% similarityShared character: wah, lead
Boss PW-3
Boss
55% similarityShared character: wah, lead
Modtone MT-Wah
Modtone
55% similarityShared character: wah
Mooer Wahter
Mooer
53% similarityShared character: wah
Morley Classic Wah
Morley
52% similarityShared character: wah
Boutique & premium upgrades
Similar charactersee all similar tone character →
Tech 21 Killer Blue Wail
Tech 21
81% similarity“delivering a blue-LED voiced variant of the Killer Wail analog wah with a differently tuned frequency sweep”
Dunlop DB1B Dimebag Crybaby From Hell Wah
Dunlop
63% similarityShared character: wah, lead
Dunlop "Dimebag" Signature Wah Crybaby
Dunlop
62% similarityShared character: wah, lead
Cry Baby Dunlop Cry Baby 535Q Multi-Wah
Cry Baby
61% similarityShared character: wah
T-Rex Gull Wah
T Rex
58% similarityShared character: wah, lead
Cry Baby Dunlop Cry Baby Custom Badass GCB65
Cry Baby
58% similarityShared character: wah
See all alternatives to the Tech 21 Killer Wail v2 Wah (cheaper + boutique) →
Questions people ask
What are good alternatives to the Tech 21 Killer Wail v2 Wah?+
The closest matches in character are the Tech 21 Killer Blue Wail, the Dunlop DB1B Dimebag Crybaby From Hell Wah, the Dunlop "Dimebag" Signature Wah Crybaby. Budget picks: Electro-Harmonix Wailer Wah, Real McCoy Custom RMC4 Picture Wah Pedal, Boss PW-3. Boutique upgrades: Zvex Super Seek Wah, Snarling Dogs Super Bawl Whine-O Wah Pedal, Keeley Nova Wah.
What pairs well with the Tech 21 Killer Wail v2 Wah?+
Strong matches from rig and tone-complementarity evidence: Marshall Plexi 1959SLP, Dumble Overdrive Special Amp Head, Klon Centaur — The Killer Wail's vocal sweep cuts clean through the 1959SLP's thick, aggressive plexi saturation..
How much does the Tech 21 Killer Wail v2 Wah cost?+
Around $195 (live listing price, updated Oct 24, 2026).