+ 30 Day In Home 100% Refund Period
+ 5 Year Parts & Labor Warranty with Every Signature Edition Upgrade
+ 100% GUARANTEED to beat ANYTHING else on the market!
Nothing we sell ever comes back.
We don't even have to advertise. Once our clients experience for themselves the extreme high performance & "bang for the buck" we deliver, they keep coming back as funds permit.
The Upgrade Company would not continue to be A+ rated on the nationwide BBB algorithm month after month unless we were delivering on our promises.
Please call +1 269-352-7609 to place order
Unsolicited Testimonials sent to David J. Schulte and The Upgrade Company LLC
Every client has paid The Upgrade Company LLC in full. No kickbacks, no commissions, no fees of any kind for recommending our products and services.
Our "Signature Edition" upgrade we performed to Dr. Stroud's Convergent Audio Technology SL-1 Signature Version vacuum tubed stereo preamplifier
The CAT arrived. The sound is AWESOME! Great job! More later...
UPDATE #1 03/03/14 Already with just a few hours of use the CAT's sound has further improved a lot. I am a true believer in what The Upgrade Company does. Keep up the great work!
Page information last updated: 20/04/2017
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