Unlike mainstream trap kits that focus on clean, polished sounds, the Hxlx kits are tailored for producers who want a "lo-fi" yet heavy impact. Reviewers of similar underground kits often highlight that these samples require minimal processing to achieve a raw, gritty texture. for underground trap production? HXLX - Payhip * 808 / SAMPLE KIT V2. $34.99. * 808 / SAMPLE KIT. $20.00. HXLX - Payhip 808 / SAMPLE KIT V2. $34.99. HXLX - Payhip * 808 / SAMPLE KIT V2. $34.99. * 808 / SAMPLE KIT. $20.00. Beats by HXLX - Traktrain