>>11256295
>>11256950
>>11256959
Discovering My Potential (https://www.literotica.com/s/discovering-my-potential)
Underdeveloped teen unlocks his genetic potential, and gets bigger than he thought possible
>cock growth, muscle growth, excessive cum

Hard Coded (https://www.literotica.com/s/hard-coded)
Multi-part series about a scrawny kid that finds a program that can change anyone and everything.
>cock growth, ball growth, excessive cum, breast growth, futa

A Growing Concern (https://www.lpsg.com/threads/a-growing-concern.339703/)
Guy finds a growth cream that enlarges anything it touches.
>cock growth, muscle growth, excessive cum, breast expansion

Genie Chronicles (https://www.literotica.com/series/se/10084)
Multi-part series about a guy who finds a sex genie
>Cock growth, excessive cum, futa

Growth Spurt (https://www.literotica.com/s/growth-spurt-pt-01?page=2)
Normal kid goes from young to hung overnight thanks to a medical proceedure, and he's not done growing
>cock growth, incest, excessive cum, cuckold, cock worship

Abby's Lab (https://www.literotica.com/s/abbys-lab)
The crazy science girl you know enhances you big time
>cock growth, excessive cum

Swapping Sizes [Interactive] (https://www.cyoc.net/interactives/chapter_86264.html)
Douchey jock and little bro swap cock sizes, leaving the young teen with a 10+ inch cock that keeps getting bigger
>straight, gay, cock growth, muscle growth, cuckold, excessive cum, hyper cock, size growth

Size Matters [Interactive] (https://chyoa.com/story/Size-Matters.6850)
Those internet growth pills ACTUALLY work
>straight, gay, cock growth, muscle growth, excessive cum, futa, sissification,

Three Girls and a Swelling Cock [Interactive] (https://chyoa.com/story/Three-Girls-and-a-Swelling-Cock.548)
He gets bigger every time he cums. They don't believe him. He proves them otherwise.
>cock growth, incest, excessive cum

And that's about all I can think of off the top of my head. Hope you guys enjoy