Jack Sowerby and Mitch Pinnock scored the all-important goals as City's ninth-month unbeaten run at home came to an end. Here are our player ratings....
5. Sam Hoskins
His relentless work ethic was on full display at wing-back as he attacked and defended in equal measure. His cross led to the first and then set up Pinnock's winner, though may claim it himself. Did some great defensive work to help out when Cobblers were under the cosh for large parts of the second-half... 8
6. Ali Koiki
He was Cobblers' chief attacking outlet with his marauding forward runs in the first-half, delivering a series of good balls into the box and playing a key role in the opener, so nearly scoring his first Cobblers goal himself. Pinned back after half-time as Exeter constantly attacked down his side... 8
7. Shaun McWilliams
Slotted back into the team with a strong first-half, even if he did pick up another needless booking, but had to be withdrawn at the break due to injury... 7
8. Jack Sowerby
His first goal for the Cobblers 33 minutes in was reward for some excellent recent form, arriving just on time to find the bottom corner, albeit via a deflection. Showed both sides to his game here: quality on the ball in the first 45 and then doggedness and tenacity off it in the second... 8