Vintage Fender Twin Reverb Recap Kit blues jr Power Stiffening — Doubles the This adds the OD FBJU-S class 5 INPUT:4Ω

Power Stiffening — Doubles the capacitance in the first filter stage to cut hum and add reserve power for solid bass and strong picking — the extra torque to push through when you dig in

each Fromel OT-18 by Soursound is a handcrafted masterpiece

This option is recommended for cathode biased amps

Reverb & Tone Mod (older Blues Jr's) — Amps made before 2001 have a harsh reverb

classic Fender tone with sparkling top end

Vintage Fender Twin Reverb Recap Kit blues jr Power Stiffening — Doubles the This adds the OD FBJU S class 5 INPUT:4Ω Power Stiffening — Doubles the capacitance in the first filter stage to cut hum and add reserve power for solid bass and strong picking — the extra torque to push through when you dig in each Fromel OT 18 by Soursound is a handcrafted masterpiece